Question

27.
If a and B are the zeros of the quadratio polynomial N(x) = x?-5x + 4 find the value of
1/alpha + 1/bita-2aß.​

Answer 1

Answer:

X²-5x + 4

a+B = -b/a

= 5/1

aB = c/a

= 4/1

= 1/a + 1/B -2aB

= B + a/aB - 2aB

= 5/4 - 2* 4

= 5-32/4

= -27/4