Which expression is the factorization of x2 + 10x + 21? N O (x + 3)(x + 7) (x + 4)(x + 6) (x + 6)(x + 15)

Question

Which expression is the factorization of x2 + 10x + 21?
N
O
(x + 3)(x + 7)
(x + 4)(x + 6)
(x + 6)(x + 15)
(x + 7)(x + 14)

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Athena 3 days 2021-10-10T19:15:06+00:00 2 Answers 0

Answers ( )

    0
    2021-10-10T19:16:39+00:00

    Answer:

    A.) (x+3)(x+7)

    Step-by-step explanation:

  1. Emma
    0
    2021-10-10T19:16:48+00:00

    Answer:

    (x + 3)(x + 7)

    Step-by-step explanation:

    Find two numbers that when added up to , they ALSO have to multiply up to 21. This is simple because of the fact that there is no leading coefficient greater than 1⃣.

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