If the roots of the quadratic equation ax^2 + bx + c = 0 are 3 and -2, what is the value of b if a = 1 and c = -6?

B. -5

Using the Remainder Theorem, what is the remainder when the polynomial f(x) = x^3 - 4x^2 + 6 is divided by x - 2?

B. 2

If the highest common factor (H.C.F.) of the polynomials 4x^2 - 8x and 2x^2 - 6x is k, what is the value of k?

A. 2X

Which of the following is a factor of the polynomial x^2 - 5x + 6?

A. X - 2

Which of the following is a factor of the polynomial x^2 - 5x + 6?

A. X - 2