Question

If X + 1 by x is equal to 12 then find the value of x square + 1 by x square

Answer 1

Answer:

146 is the answet

Step-by-step explanation:

x-1/x =12

square on both sides,

(x-1/x)^2 = 12^2

x^2 +1/x^2 - 2(x*1/x) = 144

x^2 +1/x^2 -2= 144

x^2 +1/x^2 =144+2

x^2 +1/x^2= 146