Question

If a,b are the roots of ax2+bx+c=0 then (1/a2)+(1/b2) is Note a and b are alpha and beta

Answer 1

Answer:

alpha and beta are the roots of ax² - bx + c = 0

alpha + beta = - ( x- coefficient ) / (x²-coefficient )

= - ( -b ) / a

= b / a

I hope this helps you.