Question

Using FOIL method. Multiply the terms. (X^2 -7)(x^2 -4)

Answer 1

Answer:

x^4-11x^2+28

Step-by-step explanation:

1. Set it up

x^2(x^2-4) -7(x^2-4)

    2. Multiply

x^4-4x^2-7x^2+28

    3. Simplify

x^4-11x^2+28