please Solve this mathematics
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The basic formula will be used is (a+b) ^2
Step-by-step explanation:
(a+ 1/a)^2 = a^2 + 1/a^2 + 2 * a * 1/a
- (a + 1/a)^2 = 23 + 2*a*1/a
- (a + 1/a)^2 = 25
- a + 1/a =
- a + 1/a = 5
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