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5 votes
Which expression is equivalent to a2 + 2a – 8?

A. (a + 2)(a – 4)
O B. (a + 1)(a – 8)
o C. (a - 1)(a + 8)
D. (a + 4)(a - 2)

1 Answer

4 votes

Answer:

D

Explanation:

(a+4)(a-2)=a^2+2a-8

a*a=a^2

a*(-2)=-2a

a*4=4a

4*(-2)=-8

a^2-2a+4a-8=a^2+2a-8

User Alexander Dmitriev
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