simplify:- (√5+√7)^2
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Answer:
(√5+√7)²
using (a+b)²=a²+b²+2ab
(√5)²+(√7)²+2(√5)(√7)
5+7+2√35
12+2√35
Answer:
(√5+√7)²
= (√5)²+(√7)²+2(√5)(√7)
= 5+7+2√35
= 12+2√35
Using the identity of (a+b)² = a²+b²+2ab.