Math, asked by sundas1234, 5 months ago

If a-1/a=2,then show that
a^2+1/a^2=6

Answers

Answered by Anonymous
2

Step-by-step explanation:

given

a-1/a=2

squaring both sides we get

a^2+1/a^2-2=4

a^2+1/a^2=4+2

=6

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