Question

lf a and b are the zeroes of a polynomial p(x)=4x*x-5x+2 find the value of a*ab+ab*b​

Answer 1

p(X) = 4x^2 - 5x + 2

since a and b are zeroes of p(X)

a+ b = -(-5)/4 = 5/4

ab = 2/4 = 1/2

Now, a^2b + ab^2 = ab( a + b)

= 1/2 * 5/4

= ⅝