Question

Using identities find the products. b.(x+5)(x+5).

Answer 1

(x+5)(x+5)

= (x+5)²

= (x)²+2.x.5+(5)²

= x²+10x+25

Identify used :- [(a+b)²= a²+2ab+b²]

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Answer 2

Answer:

heya mate.. :)

(x+5)(x+5)

$= x ^{2} + 5x + 5x + 25 \\ = x ^{2} + 10x + 25 \\ = x ^{2} + (5 + 5)x + 25 \\ = x ^{2} + 5x + 5x + 25 \\ = x(x + 5) + 5(x + 5) \\ = (x + 5)(x + 5) \\ = (x + 5) ^{2}$

hope it helps u ♥

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