Calculus 110 Jan 30

Binomial Factoring

100

7x² + 14x

7x(x+2)

200

x² - 1

(x-1)(x+1)

300

2x² - 1x

x(2x - 1)

400

3x³ - 27x

3x(x-3)(x+3)

500

81y²-16x²

(9y - 4x)(9y + 4x)

Random

100

What floor is this classroom on?

The second floor

200

What room number is this?

244

300

x² + 10x

x(x + 10)

400

Greatest common factor of 81x + 99x²

9x

500

How many squares are there on a chess board?

204

Greatest Common Factor

100

x² + 2x

x

200

100y + 10y²

10y

300

99y² + 66y²

33y²

400

x - 17x²

x

500

2x³y + 10xy² + 8xy³

2xy

Trinomial Factoring

100

x² + 2x + 1

(x+1)(x+1)

200

x² + 5x + 4

(x + 1)(x + 4)

300

x² + 57x + 110

(x + 55)(x + 2)

400

2x² + -1x - 10

(2x - 5)(x + 2)

500

9x² - 16x + 7

(x - 1)(9x - 7)

Addition

100

x+x

2x

200

3x+7x

10x

300

8x+13x

21x

400

33x²+77x²

110x²

500

10x² + 5x² - 4x

15x² - 4x