Question

3x³ - 2x² + 4x - 7 from x³ + 4x² - 7x + 1


for class 8​

Answer 1

Answer:

You need to replace x with -1:

p(-1) = 3(-1)³ - 2(-1)² - (-1) + 4

p(-1) = -3 - 2 + 1 + 4

p(-1) = 0