1.

Factors of x2 + 3x - 40 are :

A. (x - 5) and (x + 8)
B. (x + 4) and (x - 10)
C. (x + 5) and (x - 8)
D. (x + 5) and (x + 8)
Answer» B. (x + 4) and (x - 10)


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