use the foil method to find the product.(9x^7-3)(x^9-2).

Answer 1

(9x^7-3)*(x^9-2)
= 9x^7(x^9-2) - 3(x^9-2)
= 9x^16 -18x^7 -3x^9 + 6
= 9x^16 -3x^9 -18x^7 + 6