Question

If a² - 3a - 1 = 0, find the value of ( a + 1/a)²​

Answer 1

Answer:

1

Step-by-step explanation:

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a²-3a-1= 0

a²-3a= 0+1

a²-3a= 1

3a³= 1

a³= 3

a= 3/3= 1

(a+1/a)²

a²+1²/a²

a²+1/a²

1