Question

If x=7+5√2 then find the value of x²+1/x²

Answer 1

Answer:

here value of x is given as 7+5√2

and we have to find the value of x²+1/x²

first of all we will find the value of 1/x .

for that we will have to rationalise the denominator

when we wilo rationalise the denominator we will get the value of 1/x

then put the value in the form of x²+1/x²

you will get the answer

see the picture for full answer

Answer 2

brainlyheroes has explained..........