Hindi, asked by thanvitha93, 1 month ago

If a - 1/a + 2=0 then find a^42 - 1/a^21

Answers

Answered by himeshmalviya

0

Answer:

the answer is 2/1 mark me brainlist plz

Answered by viratkohli07853

0

Answer:

given, a-1/a+2=0 then a=1 then 1^42-1/1^21=1-1/1=1

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