Math, asked by khandelwalgmailcom, 1 year ago

if [1+ 1/x] = 12 , find the value of [x²+1/x²]

Answers

Answered by powerman
0
answer is 142 because
x+1/x=12
squariring both sides
it will become identity
x²+2(x)(1/x)+(1/x)²=(12)²
x²+2+(1/x)²=144
x²+1/x²=144-2=142

swapy2911: it says 1 + 1/x = 12 not x + 1/x
Similar questions