Find the valie of
Using suitable indentity
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Answered by
1
Answer:
47
Step-by-step explanation:
(a + 1/a)² = a² + 1/a² + 2(a)(1/a)
= a²+1/a²+2
so, a²+1/a² = 49-2 = 47
Answered by
1
Answer:
(a + 1/a)² = (7)²
a² + 1/a² + 2 = 49
a² + 1/a² = 47
Step-by-step explanation:
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