Question

if ą and b are the zeros of the quadratic polynomial f(x) = 6x^2+x-2, find the value of a+-b/b+-a​

Answer 1

Answer:

f(x)=6x2+x−2

a,b are its zero's / roots.

a+b=6−1,ab=6−2=−1/3

ba+ab=aba2+b2=ab(a+b)2−2ab

=(−1/3)(−1/6)2−2(−1/3)=−1/3361+32

=−(121+2)=12−25