Simplify
(5×+2y)²+(5x-2y)²
Answers
Answered by
3
Answer: I hope it will help u...
Explanation:
(5x+2y)^2+(5x+2y)^2
5x^2+2y^2+20xy+5x^2+2y^2-20xy
(by formula (a+b)^2&(a-b)^2)
(-20xy & +20xy gets canceled)
5x^2+2y^2+5x^2+2y^2
10x^2+4y^2
Answered by
1
Answer:
simplification = 50x^2+8y^2
Explanation:
(5x+2y)^2=(5x)^2+(2y)^2+2×5x×2y =25x^2+4y^2+20xy
(5x-2y)^2=( 5x)^2+(2y)^2-2×5x×2y = 25x^2+4y^2-20xy
on both are added
50x^2+8y^2
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