Question

(a+7 ) sqr +(a-7) sqr simplify ​

Answer 1

Your Solution:

(a + 7)² + (a - 7)²

= (a)² + (7)² + 2(a)(7) + (a)² + (7)² - 2(a)(7)

= a² + 49 + 14a + a² + 49 - 14a

= a² + a² + 14a - 14a + 49 + 49

= 2a² + 98

I hope you got it.

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Answer 2

Answer:

bro ye a+b ka whole square hai uska formula lagau

Step-by-step explanation:

(a)² + (b)²-2× a×b

(a)²+(7)²-2×a×7

2a+49-14a

16a+49