Question

Simplify completely 8x^3+6x^2-4x over -2x.

A. -4x^2-3x+2
B. -4x^2+3x+2
C. 4x^4+3x^3-2x^2
D. 4x^2+6x^2-4x

Answer 1

A

Explanation:

Divide each term on the numerator by - 2x

=
`(8x^3)/(-2x)` +
`(6x^2)/(-2x)` -
`(4x)/(-2x)`

= - 4
`x^((3-1))` - 3
`x^((2-1))` + 2

= - 4x² - 3x + 2 → A