Question

The difference of x3 – x2 + 2x – 19 and
2x3 – x2 + 4x – 6 is​

Answer 1

Answer:

(x3−x2+2x−10)−(20−3x+4x2−x3)⇒x3−x2+2x−10−20+3x−4x2+x3⇒2x3+(x2−4x2)+(2x+3x)+(−10−20)⇒2x3−5x2+5x−30