Question

What is the difference of the following polynomials? 6.x3-2x2+4 - (2.x3 + 4x2 - 5

Answer 1

_84

Explanation:

6.x3-2x2+4 - (2.x3 + 4x2 - 5)

18-4+4-2×3-4×2+5

18-4+2×(-1)×7

12×(-1)×7

84×(-1)

-84