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Chapter 7 Practice Test
By CHRISTOPHER HOWELL
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Last updated about 2 years ago
22 questions
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Be sure to write all polynomial expressions in Standard Form.
If a question has multiple solutions, separate the solutions using a comma with NO spaces.
Be sure to write all polynomial expressions in
Standard Form
.
Question 1
1.
Find the Sum:
{(−3p^3 + 5p^2 − 2p) + (−p^3 − 8p^2 − 15p)}
Question 2
2.
Find the Difference:
{(4m^2 − m + 2) − (−3m^2 + 10m + 4)}
Question 3
3.
Find the Product:
{(3m + 1)(m + 9)}
Question 4
4.
Find the Product:
{( 5y + 3)(y^2 + 8y − 2)}
Question 5
5.
Find the Quotient:
{\frac{( 4p^6-28p^4+16p)}{4p}}
Question 6
6.
Solve the equation.
{5p(2p − 3)( p + 7) = 0}
smallest root: _______
middle root: _______
largest root: _______
Question 7
7.
Factor:
{p^2 + 30p + 225}
Question 8
8.
Solve: (find the roots)
{n^2 + 12 = 7n}
smaller root: _______
larger root: _______
Question 9
9.
Factor completely:
{9x^2+30x+25}
Question 10
10.
Factor completely:
{49x^2-144y^2}
Question 11
11.
Solve: (find the roots)
{11x^2-31x-6}
smaller root: _______
larger root: _______
Question 12
12.
What is the perimeter of this figure?
{ \text{Perimeter}=(A)x^2+(B)x+(C) }
A = _______
B = _______
C = _______
Question 13
13.
BOXES
A cardboard box company designs all of its boxes so that they have the dimensions shown below.
Write an expression in standard form for the volume of these boxes. {V = lwh}
Question 14
14.
The right triangle shown has two sides that are the same length.
The formula for area of a triangle: {A=\frac12bh} , where
b
is the base and
h
is the height of the triangle.
What is the area of the triangle shown?
{A=8x^2-12x+18}
{A=16x^2-24x+36}
Question 15
15.
Fill in the blank:
__________ is a factor of:
{x^2-7x-8}
Question 16
16.
Select the factored form of:
{x^2-10x+24}
If the polynomial cannot be factored using integers, select
prime
.
(x-6)(x+4)
Prime
Question 17
17.
Fill in the blank:
{x^2+7x-4}
The expression above is an example of __________.
Question 18
18.
Find the product:
{(2m+6)(2m-5)}
{4m^2+22m-30}
{4m^2+2m-30}
{4m^2-30}
{4m^2-2m-30}
Question 19
19.
Find:
{(3x+7)^2}
Question 20
20.
The area of a parallelogram is where
b
is the base and
h
is the height. {A=bh}
Find the area of a parallelogram with a base of {(5x-3)} and a height of {(5x+3)}.
Question 21
21.
Factor completely:
{8t^2 + 8t − 72}
Question 22
22.
Factor completely:
{2h^4 +8h^3-50h^2−200h}
{2h(h^3+4h^2-25h-100)}
{2h^2(h+4)(h-25)}
{2h(h+4)(h+5)(h-5)}
{2h(h+4)(h^2-25)}
{A=8x^2-18}
{A=16x^2-36}
{(x+6)(x+4)}
{(x+6)(x-4)}
{(x-6)(x-4)}