Question

if [ x +1/x] =4 find the value of [x²+1/x²​

Answer 1

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vasumehta94

27.08.2018

Math

Secondary School

+5 pts

Answered

If x + 1/x. =4 then find x2 +1|/x2

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harendrachoubay

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Step-by-step explanation:

We have,

.....(1)

To find,

Squaring (1) in both sides, we get

⇒

⇒

⇒

∴

Hence,