Question

If alpha and bita are zeros of the quadratic polynomial x^2+x-2 find the value of 1/alpha-1/bita

Answer 1

Answer:

the roots of this equation are -2 and 1

so the answer is

1/-2 - 1/1

= -3/2

or

1/1 - (-1/2)

1 + 1/2

= 3/2