Ch 3 Review - Algebra 2

Factoring (a = 1)

100

Which movie does the line “Do you like scary movies?” come from?

Scream

200

Factor x²+8x+7.

(x+7)(x+1)

300

Factor x²+x-90.

(x-9)(x+10)

400

Factor x²-10x+9.

(x-1)(x-9)

500

Factor x²-13x+40.

(x-5)(x-8)

Factoring (a not 1)

100

Find the zeros of 3x²-2x-5.

5/3, -1

200

Which famous magician actually died on Halloween?

Harry Houdini

300

Find the zeros of 3x²-8x+4.

2/3, 2

400

Find the zeros of 2x²+11x+5.

-1/2, -5

500

Factor 7x²+53x+28.

(7x+4)(x+7)

Factoring GCFs

100

Factor out GCFs: 3x²-3x.

3x(x-1)

200

Factor out GCFs: 4x²+2x.

2x(2x+1)

300

Which country holds the record for the largest pumpkin ever?

Italy

2,702 lbs!

400

Find the zeros of 7x²+7x.

-1 and 0

500

Find the zeros of 8x²-4x.

0, 0.5

Quadratic Formula

100

If the discriminant equals -9, how many real roots exist for that function?

Zero

200

If the discriminant equals 0, how many real roots exist for that function?

One

300

If the discriminant equals 144, how many real roots exist for that function?

Two

400

What year will have the next Halloween with a full moon?

2039

500

Solve using the Quadratic Formula.

2x²+11x+5=0

-1/2, -5

Vertex and Axis of Symmetry

100

Find the vertex of x²+2x.

(-1, -1)

200

Find the vertex of 3x²-3x.

(0.5, -0.75)

300

Find the axis of symmetry of x²+2x+1.

x = -1

400

Find the axis of symmetry of 4x²+2x-6.

x = -0.25

500

How many colors of M&Ms are there in a normal bag?

Six