Question

Coefficient of x^2(px^2+4x+r)×(4x^2-3qx-5)​

Answer 1

Explanation:

left side of the expression has an x^2 term, x term and constant(x^0 term), same for the right side of the expression

x^2 coefficient = p(-5) + 4(-3qx) = -5p -12qx