Algebra Test 10 Retake

• A
• B
• C
• D

Solve Using the Quadratic Formula
 x² + 4x - 40 = -8

• -10 & -4
• -4 & 10
• -8 & 4
• 8 & -4

• 4,-1
• 8/3,9/5
• 1/5,3/7
• 7,-2

Use the quadratic formula to find the solutions for

y = -x² - 5x + 12

• No Real Solution

• 
• 
• 

Which of the following correctly plugged in the a,b, and c values?

• $x=\ \frac{4\pm\sqrt{\left(-4\right)^2-4\left(2\right)\left(-30\right)}}{2\left(2\right)}$

• $x=\frac{-4\pm\sqrt{\left(-4\right)^2-4\left(2\right)\left(-30\right)}}{2\left(2\right)}$

• $x=\frac{4\pm\sqrt{\left(-4\right)^2-\left(2\right)\left(-30\right)}}{2\left(2\right)}$

What is the Domain?

• -3 ≤ x < 5
• -3 ≤ y < 5
• -8 ≤ x < 5
• -8 ≤ y < 5

What is the Range?

• -3 ≤ y < 2
• -3 < y ≤ 2
• -7 ≤ y ≤ 2
• -7 ≤ y < 2

Which inequality is graphed on the given coordinate plane?

• y < x + 2
• y > x + 2
• y ≤ x + 2

Find the zero(s) of the function.

• x = -3
• x = 1
• x = {-3, 1}
• y = 1

Write the equation of the line.

• y=(3/5)x+1
• y=(3/5)x-1
• y=(5/3)x+1
• y=(3/5)x+1