Question

if the product of the 2 roots of x^4 - 43x^3 + kx^2 - 340x - 2002 is 143, then find k

Answer 1

Answer:

P(x) = (x^2 - 37x + 143)(x^2 - 6x - 14) = x^4 - 43x^3 + 351x^2 - 340x - 2002

k = 351