Math, asked by sushant7315, 11 months ago

(2x + 5)^2 algebraic identites solve​

Answers

Answered by shivika5622
1

Answer:

(2x)^2+5^2+2×2x×5

4x^2+25+20x

4x^2+20x+25

4x^2+10x+10x+25

2x(2x+5)+5(2x+5)

(2x+5)(2x+5)

Step-by-step explanation:

hope it helps you

Answered by harneetkaurs1234
2

Answer:

By Whole Square

(2x+5)^2

(2x) ^2 +(5)^2 +2(2x)(5)

4x^2 +25+20x

4x^2+20x+25

By Middle Term Splitting

4x^2+10x+10x+25

2x(2x+5)+5(2x+5)

(2x+5)(2x+5)=0

x=-5/2,-5/2

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