Simplify with steps
[√7+√5]^2
Answers
Answered by
2
(√7+√5)²
(a+b)²=a²+b²+2ab
(√7+√5)²=(√7)²+(√5)²+2(√7)(√5)
=7+5+2(√35)
=12+2√35
Hope it helps
(a+b)²=a²+b²+2ab
(√7+√5)²=(√7)²+(√5)²+2(√7)(√5)
=7+5+2(√35)
=12+2√35
Hope it helps
Answered by
0
Simplify with steps
(√7 + √5)²:-
============================================================================================
(√7 + √5)²
= (√7)² + (√5)² + 2 . √7 . √5
[∵ (a + b)² = a² + b² + 2ab]
= (√7)² + (√5)² + 2√35
= (7 + 5) + 2√35
= 12 + 2√35 Ans.
(√7 + √5)²:-
============================================================================================
(√7 + √5)²
= (√7)² + (√5)² + 2 . √7 . √5
[∵ (a + b)² = a² + b² + 2ab]
= (√7)² + (√5)² + 2√35
= (7 + 5) + 2√35
= 12 + 2√35 Ans.
ImRitz:
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I thought there was a (-) sign
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