Question

if a^2=3a+1 find (a+1/a)^2

Answer 1

Answer:

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Answer 2

Answer: 9

Step-by-step explanation:

a^2= 3a+ 1

a^2 - 3a - 1 =0

a^2 + 1 = 3a

a^2 + 1/a = 3

(a+ 1/a)^2 = (3)^2

[(a + 1)/a)]^2 = 9 {answer :) }