U.
3x+21
3x+15
find the product
x 2 = x-212
5
A.
C. 2-2
2
2
5
x-2
B.
D.
10
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U.
3x+21
3x+15
find the product
x 2 = x-212
5
A.
C. 2-2
2
2
5
x-2
B.
D.
10
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(x²-9)(x²-8x+16)
____________
(x²+x-20)(3x-9)
[(x-3)(x+3)] [(x-4)(x-4)]
________________
[(x+5)(x-4)] [3(x-3)]
(x+3) (x-4)
________
(x+5) (3)
answer: b
x²-x-12
______
3x+15