CPM Core Algebra

Which of the following is true about the graph?  Check all that apply.  Note: the vertex is (-1, 2).

• This is an absolute value graph.

• This is a parabola.

• All of these are false

What is the slope of the linear equation 2x - 4y = 10? Hint: type the equation into your Desmos graphing calculator, or solve the equation for y.

• 2

• -2

• 1/2

• -1/2

• m =13

• m = -13

• m = 35

• m = -35

• The graph begins at the point of (-4, -6).

• The graph is shaped like a parabola.

Solve. 2x - 4 = -7x + 14

• x = -2

• x = 2

• x = 1/2

• x = -1/2

• 27

• 21

• 24

• 72

• Function
• Not a Function

For f(x)=2x+1:

If f(x)=4, what is the value of x?

• 3/2 or 1.5

• 2

• 1/2 or 1.5

• 4

Factor:
 b² + 8b + 7

• (b + 4)(b + 3)
• (b + 6)(b + 1)
• (b + 7)(b +1)
• prime

Factor:
 2m² + 3m - 9

• 2(m + 3)(m - 3)
• (2m - 3)²
• (m + 3)(2m - 3)
• (2m + 3)(m - 3)