Math, asked by sunilmrathod2565, 1 month ago

Factorize the following by splitting middle term
a² + 10a + 21

Answers

Answered by sanskriti06singh

1

Answer:

(a+7)(3+a)

Step-by-step explanation:

a^2+7a+3a+21

a(a+7)+3(a+7)

(a+7)(3+a)

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