Question

using the identity (x+a)(x+b)=x^2+(a+b)x+ab find the following product (x+3)(x+7)
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Answer 1

Answer:

sorry

I don't know answer

I'm so sorry

Answer 2

Answer:

( x + 3) (x + 7)

x ( x + 7) + 3 (x + 7)

X² + 7x + 3x + 21

X² + 10x + 21.

Step-by-step explanation:

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