Math, asked by hurainmalik, 1 month ago

if a²-3a-1=0 ; find the value of a²+1/a²

Answers

Answered by singhmukuldev526

0

Answer:

a²-1=3a

a²/a-1/a=3

a-1/a=3

squaring both side

a²+1/a²-2*1/a*a=9

a²+1/a²=14

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