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

Mathematics

1 answer:

maxonik [38]3 years ago

7 0

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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