Question

if the mean of root x and 1/root x is M then find the mean of x^2 and 1/x^2
i) 2M^4-4M^2-6.
ii) 8M^4 -8M^2 + 2.
iii) 8M^4-8M^2 +1.
iv) 16M^4-16M^2 +2.​

Answer 1

Answer:

At its egg is rh is dB old

Ssh gf derry is rh

Is rh off Dk oh hi h gf dB

Dry is rh of dB is rh of th of y