Quadratics Part 1

Factor: x² + 2x – 3

• (x - 2)(x + 1)
• (x + 1)(x - 3)
• (x + 2)(x - 1)
• (x - 1)(x + 3)

What are the x- intercepts?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

What are the x- intercepts?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

The two solutions to y = 2x² -x -3 are...

• 1 and 1.5
• -1 and 1.5
• -1 and -1.5
• 1 and -1.5

Solve by factoring.

• A
• B
• C
• D

Solve
4m² - 100 = 0

• m=25, -25
• m=96
• m=5, -5
• m=-96

Find the expression equivalent to 6x²-12x-33

• -3(2x²-12x-33)
• -3(2x²-4x-11)
• 3(2x²-12x-33)
• 3(2x²-4x-11)

What is the first step when factoring polynomials?

• Find the GCF
• List all the terms
• Make a triangle
• Write the answer

Find the expression equivalent to (x-1)(x-9)

• x²+9
• x²-10x+9
• x²-10x-9
• x²+10x+9

A square has an area of 25x²+20x+4 square feet. Find the length of the square.

• (x+2) meters
• (x-2) meters
• (5x+2) meters
• (5x-2) meters