GCF
Difference of Squares
GCF + Difference of Squares
Multiplying
Mr. M
100

10x- 5

5(2x2 - 1) 

100

x2 - 25

(x+5)(x-5)

100

10x2 -40

10(x2-4)

10(x+2)(x-2)

100

(x+4)(x-4)

x2 -16

100

What sport does Mr. M coach?

Wrestling
200

24x2 + 8x

8x(3x + 1)

200

16x2 -9

(4x+3)(4x-3)

200

12x2 - 75

3(4x-25)

3(2x+5)(2x-5)

200

(2x + 5)(2x - 5)

4x2-25

200

How many siblings does Mr. M have?

1 (7 if you count half-siblings)
300

-7x2 -56

-7(x2 +8)

300

81x2 -121

(9x+11)(9x-11)

300

-4x2 + 36

-4(x2 -9)

-4(x+3)(x-3)

300

(3x - 7y)(3x + 7y)

9x2 -49y2

300

How old is Mr. M?

47

400

10x3 + 40x2 + 50x

10x(x2 + 4x + 5)

400

25x2 - 4y2

(5x+2y)(5x-2y)

400

-36x2 + 9

-9(4x2 -1)

-9(2x+1)(2x-1)

400

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

81x2-16

400

What state did Mr. M grow up in?

Maine
500

2x3y + 6x2y + 8xz

2x(x2y+ 3xy + 4z)

500
100x2y2 - 49

(10xy + 7)(10xy - 7)

500

-81x2 + 64y2

-1(81x2 - 64y2)

-1(9x + 8y)(9x -8y)

500

(x2+4)(x2-4)

x4-16


500

What classes does Mr. M currently teach?

Math 4 and PreCalculus

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