Question

sub -7x^3+5x^2-6x from -10x^4+5x^3+2x^2-4x​

Answer 1

Answer:

-10x⁴+5x³+2x²-4x-(-7x³+5x²-6x)

=. -10x⁴+5x³+2x²-4x +7x³-5x²+6x

=. -10x⁴+12x³-3x²+2x

oR

10x⁴-12 x³+3x²-2x

please select my answer as brainlist