18999009 18999009

22-09-2017
Mathematics

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Which expression is the factorization of x2 + 10x + 21?

A) (x + 3)(x + 7)
B) x + 4)(x + 6)
C) (x + 6)(x + 15)
D) (x + 7)(x + 14)

Respuesta :

bobolove587 bobolove587

22-09-2017

the answer is A
hoped this helped!

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shajutyakhi shajutyakhi

22-09-2017

its choice A because when you distribute or foil you will get x2 + 10x + 21

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