Math, asked by gunjankaur1103, 6 hours ago

if a²+1/a²=51 find a-1/a

Answers

Answered by dud77457

0

Given,

a²+1/a²=51

=> (a-1/a)²+2= 51

=> (a-1/a)²= 51-2

=> (a-1/a)²= 49

=> (a-1/a)= √49

=> a-1/a= 7 Ans.

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