2x² + 3 × (-x²) + 6x + 2

Answers

Answer 1

Answer:

1x²+5 x 6x

Step-by-step explanation:


Related Questions

-X + 5 = 1
What is the answer for this equation and the steps

Answers

Answer:

x=4

Step-by-step explanation:

-x=1-5 (subtract 5 from both sides to isolate the x variable)

-x= -4 (1-5= -4)

x=4  (divide both sides by -1 so the x will not be a negative.)

Therefore, your answer will be x=4. Hope this helps! :)

Answer:

4

Step-by-step explanation:

First, let's move "+5" on the other side. We should change "+" on "-":

-x=1-5

1-5=-4:

-x=-4 |• (-1)

x=4

Please help me I’ll mark you brainiest

Answers

the answer is kite! hope this helps

What is the approximate value of a local maximum for the polynomial?
–4.5
–2.5
0.5
2.5

Answers

Answer:

0.5

Step-by-step explanation:

The local minimum is the hill made between 0 and 1 on the y axis. Since it is between 0 and 1, 0.5 is the best choice.

Answer:

2.5

Step-by-step explanation:

El señor Antonio Rodríguez compro en efectivo una televisión de plasma de $138,860.00. Le otorgan un descuento de la 20% ¿Cuanto pago por la televisión?

Answers

Answer:

$111,088

Step-by-step explanation:

Paso 1

Encuentra el descuento

Costo de la televisión de plasma = $ 138,860.00

Porcentaje de descuento = 20%

Descuento = 20% × $ 138,860

Descuento = $ 27,772

Paso 2

¿Cuánto pago por la televisión?

Esto se calcula como:

$ 138,860 - $ 27,772

= $ 111,088

Por lo tanto, la cantidad que paga por la televisión es de $ 111,088

f(x) =-2 |x + 1|

how do I do this?

Answers

Answer:1

Step-by-step explanation: f(x)=-2 |x+1|

plug in the f(x) which is -2 into x to solve.

|-2+1|= |-1|= 1, it turns into positive 1.

Which three statements are true about the correlation shown by this scatter plot?
A. The correlation coefficient is approximately 0.96
B. The line of best fit can be used to make accurate predictions from the data.
C. The correlation coefficient is approximately 0.33.
D. The correlation coefficient indicates a strong positive correlation.
E. The line of best fit cannot be used to make accurate predictions from the data
F. The correlation coefficient indicates a weak positive correlation.

Answers

Answer:

A,C nd E

Step-by-step explanation:

The three statements are true about the correlation shown by this scatter plot are;

A. The correlation coefficient is approximately 0.96

C. The correlation coefficient is approximately 0.33.

E. The line of best fit cannot be used to make accurate predictions from the data

What is correlation?

Correlation of two pairs of data values tells about the degree of movement(along or opposite) that can occur in one of the data values when other data value is increased or decreased respectively.

The correlation coefficient is the degree of association between two quantities in terms of linear relation.

The range of correlation coefficient is -1 to 1

The correlation is -1, then that means  as the one quantity increases, the other quantity decreases (linearly)

We can conclude that the correlation coefficient is approximately 0.96

The correlation coefficient is approximately 0.33.

The line of best fit can't be used to make accurate predictions from the data

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someone please do this for me:(

Answers

Answer:

Step-by-step explanation:

2x⁵ + 3x²- 2 → Quintic trinomial

12x → Linear monomial

7x³ -1 → Cubic binomial

3 - 4x → Linear binomial

4x - 5x³ + 1 → Cubic trinomial

2x²(x³ - 1) = 2x⁵ - 2x² → Quintic binomial

x²(4x - 1 + x²) = 4x³ - x² + x⁴ → Quartic trinomial

(x - 2)(x + 3) = x² + x - 6 → Quadratic trinomial

(x² - 1)(x² + 1) = x⁴ - 1 → Quartic binomial

Part A
Recall the function V that you wrote in Question 1 to represent the volume of the soil in the frame. Choose an online tool or paper to graph the
function V to identify the x-intercepts. List them in order from least to greatest.

Answers

Answer:

4321

Step-by-step explanation:

rreer5t66

What is the solution to the system of equations?

Use the linear combination method.

{2x−3y=93x+5y=4

Answers

Answer:

fffffffffffffffffffffffffffffffffffffffffff

Step-by-step explanation:

Answer:

(3,-1)

I took the test, it said it was right.

What is x/ 2 - 8 > 22!

Answers

Answer:

x>60

Step-by-step explanation:

when solving for X that is

Answer:

x>60

Step-by-step explanation:

x/2-8>22

    +8 +8

-------------------

x/2>30

x>60

Select all of the zeros of the polynomial
g(x)=x^4+6x^3+6x^2−24x−40

(A). -2
(B). 2
(C). 1
(D). 4
(E). -4
(F). 8

Answers

Answer:

-2, 2

Step-by-step explanation:

those are the answers uwu

Answers:
A: -2.
B: 2.

Please help! Ralph buys a computer for $675. The sales tax rate is 6%. How much did Ralph pay for the computer?

Answers

Answer:

$715.50 my dudeeee

Step-by-step explanation:

..........

Ralph pays a total of $715.5 for the computer including the sales tax amount.

What is Percentage?

Percentage is defined as the part of a number in a whole of 100. % is the symbol used to denote the percentage.

Percentage of a number in a whole can be calculated by dividing that number with the whole and then multiply to 100.

Actual price of the computer = $675

Sales tax rate = 6%

Ralph has to pay the actual price and in addition the sales tax to buy the computer.

Amount of sales tax = 6% × 675

                                 = (6/100) × 675

                                 = 0.06 × 675

                                 = $40.5

Ralph should add $40.5 to the actual price.

Total payment made for buying the computer = $675 + $40.5

                                                                             = $715.5

Hence Ralph pays a total amount of $715.5 for the computer.

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The soil in Sean's backyard is made up of 45% sand. If he has 1000 lbs of soil in his yard, how many pounds of sand are there?

Answers

Answer: 450 lbs

Step-by-step explanation:

45/100 is 45%

Since there are 1000 lbs we multiply 45/100 by 10, giving us 450/1000

Therefore 45% of 1,000 is 450

450 pounds of sand is present in the soil.

What is percentage?

'A percentage is a number or ratio expressed as a fraction of 100. A percentage is a dimensionless number, that is, it has no unit of measurement.'

Total weight of soil in Sean's backyard = 1000 pounds

Percentage of sand in the soil = [tex]\frac{45}{100}[/tex]

Total amount of sand in the soil = ( [tex]\frac{45}{100}[/tex] × 1000 ) lbs

                                                     = 450 lbs

Hence, we can conclude, 450 pounds of sand is present in the soil in Sean's backyard.

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HELP ASAP MARKING BRAINLIEST

Answers

a= 11b= -11c= 8d= 6

I hoped this helped! +*♡

Guys I need help ASAP I am giving 55 points

Answers

Answer:

The answer is 80°

Step-by-step explanation:

pls give brainliest!

all angles = 360°

100+100+80=280°

360°-280°=80°

Can you PLEASE help with this as SOON as you can. I will give BRAINLIEST!!!

Answers

Answer: 2(7c^2+y)

Step-by-step explanation:

Please help me I need the answer now!!

Answers

Answer:

an ordered pair

the point where all the lines intersect (which is located by the ordered pair above)

No solutions (in case for example you have parallel lines, so no point there they intersect)

Infinitely Many Solutions (this is when for example you have one single equation, each point of the line is a solution and there are infinite points)

Step-by-step explanation:

basically a "system" means finding a solution that is valid for each equation, like a logical AND

so in this case it means finding a point that lies on each line, and that point can only exists (the intersection of those lines) or not exist (they are parallel)

if the system is made of one single linear equation then you have infinite solutions

Solve the inequality -2x - 8<4​

Answers

The answer is X > - 6

A. 4.5
B. 2.25
C. 6
D. 3

Answers

Answer:

XU is horizontal

Step-by-step explanation:

It's going across

Answer:

C. 6

Step-by-step explanation:

SOMEONE HELP ME PLSS !

Answers

5 x 8 x 2 = 80 .
volume = length x width x depth
I think it’s 80 I’m sorry if you get it wrong though:)

If he starts at 1 and jumps 3 units to the right, then where is he on the number line? How far away from zero is he?

Answers

Answer:

He is on 4.

Step-by-step explanation:

Some bakers make apple pie they have 15 boxes of apples each box has 18 apples they use 7 apple for each pie what is the total number of apple pies that the bakers can make

Answers

you do 15x18 = total apples = 270
then you do 270/7 = 38.57
so they can make 38 pies

Luke goes to summer camp with $45 in spending money. The amount of money he has left after n days at camp is modeled by the recursive function f(n) = f(n-1)-7. Modify the explicit function, and simplify it to slope-intercept form.​

Answers

Answer:

Please mark as Brainliest :)

Step-by-step explanation:

Answer:

Sample Answer

Step-by-step explanation:

Brent spends $ 420 on his monthly bills. Of this amount, 15 % is for utilities, 1/5 is for Internet service, and 1/7 is for phone service. If the rest of the total amount is for food, how much money does Brent have for food?

Answers

Answer: $213

Step-by-step explanation:

First find out how much is spent on the other things:

Utilities

= 15% * 420

= $63

Internet services

= 1/5 * 420

= $84

Phone service

= 1/7 * 420

= $60

The amount left for food is therefore:

= 420 - money spent on other things

= 420 - 63 - 84 - 60

= $213

A bag contains 49 coins consisting of quarters and dimes. There are 2.5 times as many quarters as there are dimes in the bag. Write a system of equations that models this situation. How many dimes are in the bag?
pls write step by step so that I can understand :)

Answers

Answer:

Dimes = 35

Quarters = 14

Step-by-step explanation:

Let

quarters = q

Dimes = d

Total coins = 49

There are 2.5 times as many quarters as there are dimes in the bag

Dimes = 2.5q

Quarters + Dimes = Total

q + 2.5q = 49

3.5q = 49

q = 49/3.5

q = 14

d = 2.5q

= 2.5 * 14

= 35

d = 35

Therefore,

Dimes = 35

Quarters = 14

Answer:

The system of equations that models this equation area:

d + q = 49

q = 2.5d

WILL GIVE BRAINLIEST


A cylinder has a total area of 3.41946cm2 and a diameter of 0.66cm. What is its height?

Answers

Answer:
Total surface Area(A) = 2pi*r(r+h)
Diameter D= 2r
r=0.66/2=0.33cm
A=3.41946
3.41946=2*3.143*0.33(0.33+h)
3.41946=2.0744(0.33+h)
3.41946/2.0744=(0.33+h)
1.6484=0.33+h
1.6484-0.33=h
h=1.3184cm
Step-by-step explanation: Total surface area is different from area around the cylinder.
I’m writing this so you can give the other person brainliest but have a good day!

Graph the solutions of the linear inequality 3x + 3y > 6 .

Answers

Answer:

y  >  2  −  x

Step-by-step explanation:

solve the inequality 9-12>-13
A. q>1
B. q>-1
C. q>25
D. q>-25

Answers

Answer:

C

Step-by-step explanation:

Look at these two equations.
Is there an ordered pair that is a solution to BOTH of
these linear equations?
y=x+1
y=-x+ 5

Answers

Answer:

Yes,

Step-by-step explanation:

the solution to these equations can be the point of intersection, which in this case the point of intersection is (2,3)

helpppppppppppp...plsss

Answers

Answer:

c=72

Step-by-step explanation:

8

=

9

8

8

=

8

9

Answer:

91

Step-by-step explanation:

For questions like these, you multiply the denominator times what it equals

Like in this case you do 8x9

I hope this helps!

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