5.1 Test Review

If the area of a rectangle is represented by  $2a^2-a-15$   and its length is represented by  $2a+5$  , which expression represents the width of the rectangle?

•  $a-3$  

•  $a+3$  

•  $3a^2+5$  

•  $a^2-3a$  

Which expression is equivalent to $-27x^2+180x$  ?

•  $9x\left(-3+20x\right)$  

•  $-9\left(3x+20\right)$  

•  $9x\left(-3x+20\right)$  

•  $-27x+180$  

For what value of d will the graphs of $y=\ 3x^2-42x+d$  and  $y=3\left(x-7\right)^2+10$  be the same?

• 49

• 157

• 47

• 31

Multiply.
(5x + 2)(x² - 3x + 6)

• 5x³ - 17x² +24x +12
• 5x³ + 17x² - 24x +12
• 5x³ - 13x² + 24x +12
• 5x³ +13x² - 24x - 12

Tags

CCSS.HSA.APR.A.1

What is the area for the given rectangle:

• 6x³ - 9x² + 10x - 15

• 6x³ - 9x² +10x - 15

• 6x² + 4x + 4

• 6x³ + 1x² - 15x

Which of the following expressions is equivalent to  $4n\left(\frac{5}{4}n+1\right)+2\left(\frac{3}{2}n\ -7\right)$  

•  $5n^2+7n+14$  

•  $20n^2-7n-14$  

•  $5n^2-4n+14$  

•  $5n^2+7n-14$  

Which polynomial is equivalent to $\left(4x^2-24x+35\right)\ \div\ \left(2x+5\right)$  ? Assume the divisor is not equal to zero.

• 2x - 7

• 2x - 12

• 2x + 12

• 2x + 7

 $2a\left(\frac{1}{2}b-7\right)\ -5\left(a+1\right)\ +b\left(a-3\right)$  Which expression is equivalent to

•  $ab^2+21a-3b+5$  

•  $\left(ab\right)^2-21a^2-3b-5$  

•  $2ab-21a-3b-5$  

• I need to come to tutoring TODAY. 

Find the product of (2x - 1) and (x + 2).

• 2x² + 3x - 2

• 2x² - 5x - 2

• 2x² + 3x + 2

• 2x² - 5x + 2

What is the quotient of $\left(2x^2-17x-38\right)\ \div\ \left(2x+3\right)$ ? 

•  $x-10-\frac{8}{2x+3}$  

•  $x-10+\frac{8}{2x+3}$  

•  $x-18$  

•  $x-2$