Algebra EOY Regents Review Task

When solving the quadratic equation below using the completing the square method, what number should be added to both sides of the equation? x^2 + 12x + ____ = 10 + ____ HINT: use \left(\frac{b}{2}\right)^2

• 144

• 36

• -36

• -12

Solve for x:

6(1+3x) = -18 - 6x

• x=1

• x= -1

• No solution

• Infinite solutions

What are the zeros of the function f(x) = x² - 13x - 30? 

• —10 and 3

• 10 and —3

• —15 and 2

• 15 and —2

If A = 3x² - 6x  and B = 12x- 6x², what is B - A?

• -9x² + 18x

• 9x² - 18x

• -3x² + 6x

• -3x²

Find the difference:
(2x + 7) - 3(5x - 4)

• -13x - 5

• 17x + 5

• 17x + 5

• -13x + 19

What is the equation for this line?

• y = x - 2

• y = x + 2

• y = 2x

• y = -x + 2

The function f(x)=3x+10 models the total cost Katie charges to babysit x amount of children. What is the most appropriate domain for the function?

• All rational numbers

• All integers

• All non-negative rational numbers

• All non-negative integers

• (1)

• (2)

• (3)

• (4)

• (1)

• (2)

• (3)

• (4)

• (1)

• (2)

• (3)

• (4)