Math, asked by madinazakir102, 28 days ago

if x+1/x=20 find the value of x^(2)+1/x^(2)
can you write the answer on paper​

Answers

Answered by bhumikapasi89
5

( x + 1 /x ) = 5

We need to find x2 + 1 / x2

( x + 1 / x )2 = 25

= x2 + 1 / x2 + 2 (x)(1/x) = 25

= x2 + 1/x2 + 2 = 25

= x2 + 1 / x2 = 25 – 2

= x2 + 1 / x2=23

Hence x2 + 1 / x2 = 23

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Answered by patilruchita
2

hope this will help you

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