Find value of K for which
Y=2x+K is tangent to
y=x²-4x+4

Answers

Answer 1

To find the value of K, we need to find the point at which the line Y=2x+K is tangent to the parabola Y=x^2-4x+4. This means that the line and the parabola will have the same y-value at this point, and the line will be tangent to the parabola (meaning it will just touch the parabola at this point, without intersecting it).

To find the point at which the line and parabola are tangent, we can set Y=2x+K equal to Y=x^2-4x+4 and solve for x:

2x + K = x^2 - 4x + 4

x^2 - 4x + 4 - 2x - K = 0

(x-2)^2 = K

x = 2 +/- sqrt(K)

Since the line is tangent to the parabola, it will just touch the parabola at this point, which means that the parabola will have a minimum value at this point. This means that the value of K must be nonnegative, because the square root of a negative number is not a real number. Therefore, K must be equal to or greater than 0.

So, the value of K for which Y=2x+K is tangent to Y=x^2-4x+4 is K >= 0.


Related Questions

write an equation in standard form of the line that passes through the given point and has the given slope (-3,2) m=1

Answers

Answer: y = 1x + 5

Step-by-step explanation:

This is where the equation; y=mx+b comes in handy.

We are given m, 1.

And we are given a coordinate to plug in.

2=1(-3)+b

2=-3+b

b=5

y = 1x + 5

Answer:

Step-by-step explanation:

The standard form of a line is Ax+By=C.  To solve this problem, begin with the point-slope form [tex]y-y_1=m(x-x_1)[/tex].  For this problem, let

[tex](x_1,y_1)=(-3,2)\\m=1[/tex]

Input these values into the point-slope form equation and convert to slope-intercept form,

[tex]y-(2)=(1)[x-(-3)]\\y-2=x+3\\y-2+2=x+3+2\\y=x+5[/tex]

Next, convert slope-intercept form to standard form:

y=x+5

-x+y=5

For standard form, A must be positive.  So,

-(x-y)=5

x-y=-5

Find the equation of a line perpendicular to y=4/3x8 that pae through the point (-8,-4)

Answers

The equation of a line perpendicular to y=4/24x that pass through the point (-8, -4) is -6x-4y=16 where x-intercept is -6 and y-intercept is -4.

What is an equation or line?

A linear equation is an algebraic equation of the form y=mx+b, where m is the slope and b is the y-intercept, and only a constant and a first-order (linear) term are included. The variables in the preceding equation are y and x, and it is occasionally referred to as a "linear equation of two variables.

What is equation of a straight line?

The formula for a straight line is y=mx+c where c is the height at which the line intersects the y-axis, often known as the y-intercept, and m is the gradient.

Given line ;

y=1x/6

now comparing it with y=mx+c to find the value of m and we found;

m1=1/6

now if two lines are perpendicular then,

m1.m2=-1

m2=-6

now finding the equation of line passing through the point (-8, -4)

x1=-8

y1=-4

(y−y1)=m(x−x1)

Y+4=(-6)(x+4)

Y+4=(-6x/4)

Y=(-6x/4)-4

Y=(-6x-16)/4

4y=-6x-16

rearrange;

-6x-4y=16

this is our required value.

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M. D bought 8 1/2 pound of ham from Excellente Hambaked Shop. She gave 1 3/4 pound of ham to Mr. Chavir. How many pound of ham doe he have left?

Answers

Using mathematical operations, we know that 27/4 pounds of Ham are still left with M.D.

What are mathematical operations?

An operation is a function in mathematics that transforms zero or more input values into a clearly defined output value.

The operation's arity is determined by the number of operands.

Most people believe that addition, subtraction, multiplication, and division are the four basic operations in mathematics.

So, we know that:
M.D. bought 8½ pounds of Ham.

He gave 1¾ pounds to Mr. Chavir.

Remaining Ham with M.D.:

8½ - 1¾

16+1/2 - 4+3/4

17/2 - 7/4

34 - 7/4

27/4


Therefore, using mathematical operations, we know that 27/4 pounds of Ham are still left with M.D.

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which could be here equestion of X = 10

Answers

X=1/2 (4+7)=1/2(11)=5.5

what is the probability that when a pair of dice are rolled, either (at least) one dice shows a 5, or that the dice sum to 8?

Answers

Observing the cases provided with the formula of probability and implementing it with OR rule , The answer is 0.22.

What do you mean by probability?

Simply put, probability is the likelihood that something will occur. When we don't know how an event will turn out, we can discuss the likelihood or likelihood of several outcomes. Statistics is the study of events that follow a probability distribution.

What is sample space?

All potential results make up the sample space of a random experiment. A subset of the sample space is an event connected to a random experiment. Any outcome's probability is a value between 0 and 1. The sum of all the outcomes' probabilities is one.

Probability that dice rolled shows a 5 once =  1/36

Probability that dice rolled shows a 5 twice =  2/36

Probability that the sum is 8 = 5/36

Total probability = 1/36 + 2/36 + 5/36 = 0.22

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consider the fate of billy bibbet. what transformations do you see in him after the fishing trip and how does that set up what he does during the party?

Answers

Billy suffers from a stutter, so he expresses himself in a manner in which he can be successful.

Doctor Spivey grants McMurphy's request for a pass to take a fishing trip with nine other patients, accompanied by two of his aunts.

Why is McMurphy tired after the fishing trip?

McMurphy adds Rub-a-Dub George, a neat-freak Swedish fisherman and sailor, to the group. Nurse Ratched says they can't go because there isn't enough capacity in one car for all the patients when Candy Starr arrives without her buddy to pick up the patients for their outing.

McMurphy has his own weakness, his self-centeredness. At first he is willing to sacrifice the patients for his own well-being

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∠A and ∠B are adjacent. The sum of their measures is 92°. ∠A measures (2x+5)°. ∠B is three times the size of ∠A.

Write an equation to determine the value of x. Then solve your equation and find the measures of both angles.

Enter the correct answers in the box.

Answers

The equation use to determine the value of [tex]x[/tex] is [tex](2x+5)+3(2x+5)=92[/tex].

The measures of [tex]\angle A, \angle B[/tex] are [tex]23^\circ, 69^\circ.[/tex]

Let us assume the measures of [tex]\angle A, \angle B[/tex] are [tex]z, y[/tex].

Now according to the question, we can write the relation between [tex]\angle A, \angle B[/tex] is [tex]y=3z....(i)[/tex].

We know, the measure of [tex]\angle A[/tex] is [tex]2x+5[/tex] so [tex]2x+5=z....(ii)[/tex]. Now, we will substitute the value of [tex]z[/tex] from equation [tex](ii)[/tex] in equation [tex](i)[/tex].

[tex]y=3z\\= 3 \times (2x+5)\\=6x+15[/tex]

So, the final equation will be [tex](2x+5)+3(2x+5)=92[/tex]

⇒ [tex]6x+15+2x+5=92[/tex]

⇒ [tex]8x+20=92[/tex]

⇒ [tex]8x=72[/tex]

⇒ [tex]x=9[/tex]

[tex]\therefore[/tex] measure of [tex]\angle A[/tex] is [tex]2x+5=(2 \times 9)+1=25[/tex] and measure of [tex]\angle B[/tex] is [tex]2 \times 23 = 69[/tex].

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question is attached

Answers

For the given equation y=x+1/5x, if the value of x is 40, y will be 48.

What is the equation?

An equation is a statement that two expressions, which include variables and/or numbers, are equal. In essence, equations are questions, and efforts to systematically find solutions to these questions have been the driving forces behind the creation of mathematics.

It is given that, the equation is

y=x+1/5x

We have to find the value of y when the value of x is 40.

Substitute the value of x in order to obtain the value of y as

y=40+40/5

y=40+8

y=48

Thus, for the given equation y=x+1/5x, if the value of x is 40, y will be 48

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Answer:

48

Step-by-step explanation:

y = x + 1/5 x

y = 40 + 1/5 × 40

y = 40 + 8

y = 48


Order from least to
greatest.

¼, ⅛, ⅔, ⅜, ¾

Answers

Answer:

1/8, 1/4, 3/8, 2/3, 3/4

Step-by-step explanation:How can I more easily list them from least to greatest?

By simply dividing the fractions!

In 1/4, we can divide the numbers:

1 ÷ 4 = 0.25.

In 1/8:

1 ÷ 8 = 0.125

In 2/3:

2 ÷ 3 = 0.66

In 3/8:

3 ÷ 8 = 0.375

And in 3/4:

3 ÷ 4 = 0.75

Now, we arrange them:

0.125, 0.25, 0.375, 0.66, 0.75

Now, we have to put them into their original fractions, not decimals:

1/8, 1/4, 3/8, 2/3, 3/4

I hope my answer helped you! If you need more information or help, comment down below and I will be sure to respond if I am online. Have a wonderful rest of your day!

Find in SIMPLEST FORM. thank you!

Answers

The probability that the card has a multiple of 3 is 5/16. We use the concept of probability and multiples to get the answer.

Define Probability.

Probability of an event = (no of possible ways it can happen) / (total number of outcomes)

Define Multiples.

For instance, 20 is a multiple of 4 and 5 if we declare that 4 + 5 = 20. The remaining multiples of four can be written as follows: 4, 8, 12, and so on. Four times one equals four. Numerous other mathematical ideas can be explored with the aid of multiples knowledge.

Given, total number of the cards in the bag is from 1 to 16.

So, total number of cards = 16.

Multiples of 3 below 16 = 3,6,9,12,15.

Number of cards below 16 which are multiples of 3 = 5

Therefore P(E) = No. of possible ways/Total no. of ways

=5/16

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What is the sum of all three-digit numbers that can be formed with 2, 5, and 4?

Answers

Answer:

a. 2664 Explanation: 543 + 534 + 453 + 435 + 354 + 345 = 2664

Step-by-step explanation:

Mark used a 40% coupon to buy a new game after the discount the cost of the game was 628$

Answers

Answer: 251.20

Step-by-step explanation:

If 250 kilograms of corn are needed to feed 5,000 chickens, how many
chickens can be fed with 140 kilograms of corn?

Answers

The number of chickens that can be fed with 140 kg of corn is 2800.

What is an equation?

An equation is a mathematical statement that is made up of two expressions connected by an equal sign.

Example:

2x = 8 is an equation.

We have,

250 kg corn  = 5000 chicken

Multiply 140/250 on both sides.

140 kg of corn = 140/250 x 5000 chicken

140 kg of corn = 2800 chicken

Thus,

2800 chickens can be fed with 140 kg of corn.

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what is the slope of the line?

Answers

The slope of the given line is 40 mi/h.

How to find slope of the line in the graph?

The slope of a line is the ratio of rise to run. Hence, here are the steps to find slope from a graph.

Select any two random points on the graph of the line (preferably with integer coordinates).

Label them as A and B (in any order).

Calculate the "rise" from A to B. While going vertically from A to B, if we have to go

"up", then the rise is positive;

"down", then the rise is negative.

Calculate the "run" from A to B. While going horizontally from A to B, if we have to go

"right", then the run is positive;

"left", then the run is negative.

Now, use the formula: slope = rise/run.

According to the given question:

To calculate the slope of the line in given graph let point A be (5, 200) and point B (10, 400).

Run = 5

Rise = 200

Therefore, slope = rise/run = 200/5 = 40 mi/h

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2 cos x - sin x=3/(2 cos x+sin x)

Answers

The solution of the trigonometric equation is x = 26.57° or 153.43°

What is a trigonometric equation?

A trigonometric equation is an equation that contains the trigonometric ratios.

How to solve for x in the trigonometric equation?

Given the trigonometric equation 2cos x - sin x = 3/(2cos x + sin x)

We solve for x in the equation. We proceed as follows.

Since 2cos x - sin x = 3/(2cos x + sin x)

Multiplying both sides by (2cos x + sin x), we have that

(2cos x - sin x)(2cos x + sin x) = 3

Now, we know that (a² - b² = (a + b)(a - b)

Applying this where a = 2cosx and b = sinx, we have that

(2cos x - sin x)(2cos x + sin x) = 3

(2cos x)² - (sin x)² = 3

4cos² x - sin² x = 3

Since sin²x = 1 - cos²x, substituting this into the equation, we have that

4cos² x - sin² x = 3

4cos² x - (1 - cos²x) = 3

4cos² x - 1 + cos²x = 3

4cos² x + cos²x  = 3 + 1

5cos²x  = 4

cos²x  = 4/5

Taking square root of both sides, we have that

cosx  = ±√(4/5)

cosx  = ±2/√5)

cosx  = ±2/√5 × √5/√5

cosx  = ±2√5/5

Taking inverse cosine of both sides, we have

x = cos⁻¹(±2√5/5)

x = cos⁻¹(±0.8944)

x = cos⁻¹(0.8944) or x = cos⁻¹(-0.8944)

x = 26.57° or (180 - 26.57)°

x = 26.57° or 153.43°

So, the solution is x = 26.57° or 153.43°

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Help i need this asap!

Answers

Answer: x[tex]\geq[/tex]1

Step-by-step explanation:

x is all the numbers equal to or less than 1. The closed dot means its less than or equal to and the dot is on 1. It cant be more than 1, because the arrow shows that all those numbers are greater than one and cant be x.

Select each correct answer. Please help

Answers

Answer:

Step-by-step explanation:

The larger number i 18 more than twice the maller. If the un of the number i 93 find both number

Answers

Both a smaller and a bigger number are 25 and 68

What is sum of numbers?

The outcome or conclusion we get at when we add two or more integers is known as the SUM. example the total of the addends, 6, and 4, is 10. In other words, we may argue that 8 plus 5 equals 13 or that 8 plus 5 equals 13.

Here, we've been given two numbers, one smaller and one bigger, where the smaller number is X and the larger number is 18  more than twice the smaller number.

2X + 18 is the greater number.

Because the total is now 93, X + (2X+18) = 93

3X = 93 - 18 .

X = 25

larger number will be 2(25) + 18 = 68

Thus the numbers are smaller number is 25 and larger number is 68.

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3
Use the ratio table to find the unit rate with the specified units.
servings per package
Packages 3
Servings
6
13.5 27
The unit rate is
9
40.5
servings per package.
12
54

Answers

The unit rate is 2 servings per package

How to determine the unit rate

From the question, we have the following parameters that can be used in our computation:

Packages Servings

3                 6

13.5             27

The unit rate is calculated as

The unit rate = Servings/Packages

Substitute the known values in the above equation, so, we have the following representation

The unit rate = 6/3

Evaluate

The unit rate = 2

Hence, the unit rate is 2

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How to graph slope 1 passing through line (3,3)

Answers

Answer:

Step-by-step explanation:

y - 3 = x - 3

y = x

The figure is a kite with sides and angles drawn to scale. Solve for x, y and z.
Xx=
y =
Z=
y+4
13
000
63° 3x - 1
3zº
2x

Answers

[tex]y+4=13 \implies \boxed{y=9}\\\\2x=3x-1 \implies \boxed{x=1}[/tex]

Additionally, [tex]63=3z \implies \boxed{z=21}[/tex]

A metal block has a mass of 5kg, correct to the nearest 50 grams. find the upper bound

Answers

Therefore, the solution to given problem is the density of metal block comes out to be 2717.4 kg/[tex]m^{3}[/tex]

What is density?

The substance's density is defined as its mass per unit of volume. Although the Latin letter D can also be utilized, the most popular density symbol is. In mathematics, density is calculated as mass divided by volume:

Here,

Given : mass =5kg

volume = 1.84 x [tex]10^{-3}[/tex]

thus, density = mass/volume

we apply density formula , we get

density = 5/ 1.84 x [tex]10^{-3}[/tex]

density =2717.4 kg/[tex]m^{3}[/tex]

Therefore the density of metal block comes out to be 2717.4 kg/[tex]m^{3}[/tex]

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FIRST CORRECT ANSWER GETS BRAINLIEST

What is the complete factorization of the polynomial below?

x3 + 2x2 + x + 2

Answers

Answer: 8x + 2

Step-by-step explanation:

Answer:

8x+2

Step-by-step explanation:

x3+2x2+x+2

=3x+4x+x+2

=8x+2

EXTRA POINTS & BRAINLIEST
Find the indicated side of the triangle? What does A equal to?

Answers

i hope you understand cause i can write on a screen

If M% of 135 is 54, then M =

Answers

Answer:

m = 40

Step-by-step explanation:

m% = 40%

135x40% = 54

Use the factor theorem to determine whether v + 5 is a factor of v 4 + 16v 3 + 8v 2 - 725. No yes.

Answers

By factor theorem (v+5) is not a factor of the given polynomial f(v).

What does factor theorem mean?

When thoroughly factoring the polynomials, mathematicians apply the factor theorem. The polynomial's zeros and factors are connected by this theorem.

                   The factor theorem states that if a is any real number and f(x) is a polynomial of degree n 1 then (x-a) is a factor of f(x) if f(a)=0.

The factor theorem states that

f(x) has a factor (x-k) if and only if f(k) = 0

We are given the following information.

F(v) = v 4 + 16v 3 + 8v 2 - 725

        We have to check whether (v+5) is a factor of given polynomial.

( v + 5 ) = ( v - ( - 5 )

 f( -5 ) = [tex]( -5 )^{4} + 16( -5)^{3} + 8( -5)^{2} - 725[/tex]

          = - 1900

 f(-5) ≠ 0

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What is the range of this relation?
1,2 2,4 4,5 6,1

A) 1,2,4,5
B) 1,2,4,6
C) 1,2,4,5,6
D) 0,1,2,3,4,5,6

Answers

The range of the given relation is:

R: {1, 2, 4, 5}

Thus the correct option is A.

What is the range of the relation?

A relation maps elements from one set, the set of the inputs called the domain, into elements from another set, the range.

A point in a relationship is written as (x, y), where y is on the range.

Here we have the relation given by the pairs:

(1, 2), (2, 4), (4, 5), (6, 1)

The range is the set given by the second values of each point, thus the range is:

R: {1, 2, 4, 5}

The the correct option is A.

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Determine the slope from the table given below. x 4 5 6 7 y 6 12 18 24

Answers

to get the slope of any straight line, we simply need two points off of it, let's use the ones in the picture below.

[tex](\stackrel{x_1}{5}~,~\stackrel{y_1}{12})\qquad (\stackrel{x_2}{7}~,~\stackrel{y_2}{24}) ~\hfill \stackrel{slope}{m}\implies \cfrac{\stackrel{rise} {\stackrel{y_2}{24}-\stackrel{y1}{12}}}{\underset{run} {\underset{x_2}{7}-\underset{x_1}{5}}} \implies \cfrac{ 12 }{ 2 } \implies \text{\LARGE 6}[/tex]

Find the dependent values if the independent values are 2 and 4

Answers

Answer:

it is very easy for even a third grader 2x4=8

Wesley is going backpacking in a couple of days and is buying trail mix for the trip. The amount of trail mix he will bring depends on how long he plans to backpack. a = the amount of trail mix Wesley will bring /= the length of the backpacking trip Which of the variables is independent and which is dependent?​

Answers

Answer: In this scenario, the length of the backpacking trip is the independent variable and the amount of trail mix Wesley will bring is the dependent variable.

The independent variable is the variable that is being changed or controlled in an experiment or study. In this case, the length of the backpacking trip is the independent variable because it is being determined by Wesley and is not influenced by any other factor.

The dependent variable is the variable that is being measured or observed in an experiment or study. In this case, the amount of trail mix Wesley will bring is the dependent variable because it depends on the length of the backpacking trip. Wesley's decision on how much trail mix to bring will be influenced by how long he plans to go backpacking.

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