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frez [133]
3 years ago
7

A box is to constructed with a rectangular base and a height of 5cm. If the rectangular base must have a perimeter of 28cm, whic

h quadratic equation best models the volume of the box ? A. y=5(28-8)(x) B.y=5(28-2x)(x) C. y=5(14-x)(x) D. y=5(14-2x)(x)

Mathematics
2 answers:
madam [21]3 years ago
7 0

Answer:

C. y=5(14-x)(x)

I got it right on the <em>Edgenuity</em> test

erastovalidia [21]3 years ago
3 0
Bearing in mind that a rectangle has a perimeter of length + length + width + width.

P = perimeter
L = length
x=width

P = 2L + 2x
P = 2(L+x)     <==== perimeter of the base of the box.

check the picture below.

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S=rtheta
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6 0
3 years ago
Please help me with this Ixl answer.Please answer this correctly I have to show them the
frosja888 [35]

Hello!

Let's put this as a system of equations.

r= 8+g

r+g=14

Let's plug our r value into the second equation and solve for g.

8+g+g=14

8+2g=14

Now we subtract 8 from both sides.

2g=6

We divide both sides by 2.

g=3

Therefore, he has 3 green peppers.

I hope this helps!

5 0
3 years ago
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a third grader has a goal of solving 100 math facts in 5 minutes (or 300 seconds). how many seconds can he spend on each math fa
arsen [322]

Answer:

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Which polynomial is factored completely
Ket [755]

Answer: The correct option is c.

Explanation:

Reason for correct option:

3x(9x^2+1)

This expression cannot be factored further because (9x^2+1) is the complete factor. Therefore the option c is correct.

Reason for incorrect option:

5x^2-17x+14=5x^2-10x-7x+14=5x(x-2)-7(x-2)=(x-2)(5x-7)

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4 0
4 years ago
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maksim [4K]

Answer:

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Gasoline is pumped at rate of 3 gallons per minute into a container that already has 4 gallons inside

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Time = 1 1/3 minutes

The time at which the gasoline is pumped into the container is 1 1/3 minutes

8 0
3 years ago
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