Math, asked by pappalasusmitha, 3 months ago

if a is not equal to 0 and a-1/a= 3 ; find ; 1) a square + 1/a square

Answers

Answered by apple4u

0

Answer:

(a-1/a)=3

squaring both sides

(a-1/a)²=9

a²+1/a²-2=9

a²+1/a²=11

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