TSI Quiz 2

Simplify:
(4a²b³)³

• 64a⁶b⁹
• 12a⁶b⁹
• 64a⁵b⁶
• 12a⁵b⁶

Find the product:
(3x + 1)(2x - 3) 

• 6x² - 9x - 3
• 6x² + 9x - 3
• 6x² + 7x - 3
• 6x² - 7x - 3

Write the equation of the line.

• y = -2/3x + 4
• y = 2/3x + 4
• y = 3/2x + 4
• y = -3/2x + 4

The length of a rectangle is  $4x^2-2x-1$  and the width of the rectangle is  $3x^2-4x\ +8$  .  Which expression represents the perimeter of the rectangle?

•  $14x^2-12x+10$  

•  $14x^2-12x+14$  

•  $7x^2-6x-9$  

•  $7x^2-6x+7$  

Which of the following equations has both 1 and -3 as solutions?

• $x^2-2x-3=0$

• $x^2+2x-3=0$

• $x^2-4x+3=0$

• $x^2+4x+3=0$

What is the solution to the equation

 $2\left(x+3\right)-3\left(x+5\right)=13?$  

• 4

• -12

• -22

• 5

• 15

The parabola y=(x-h)²+k is graphed in the xy-plane. What could be the equation for the graph?

• y = (x+3)²+4

• y = (x-3)²+4

• y = (x+3)²-4

• y = (x-3)²-4

 $\frac{k}{x}\ =\ -5$  

Solve the equation above for x: 

•  $x\ =-\frac{k}{5}$  

•  $x\ =-\frac{5}{k}$  

•  $x\ =\ \frac{k}{5}$  

•  $x=-k+5$  

CALCULATOR PERMITTED: 
Sales of pizza increased from 500 to 705 in one year.  What was the percent of increase?

• 29.1%
• 41%
• 59%
• 70.9%

• f(x) = 2x − 3

• f(x) = 2x + 3

• f(x) =-3x + 2

• f(x) = 3x − 2