Question

Use long division to divide. (Simplify your answer completely.)

(4x3 − 23x2 − 31x + 5) ÷ (4x + 5)

Answer 1

`x^(2)`-7x+1

Explanation:

`x^(2)`*4x+5=4x3+5x2.....-7x*4x+5......1*4x+5

Answer 2

Answer: x² - 7x + 1

Explanation:

x² - 7x + 1

4x + 5 ) 4x³ - 23x² - 31x + 5

-(4x³ + 5x²) ↓ ↓

-28x² - 31x ↓

-(-28x² - 35x) ↓

4x + 5

-(4x + 5)

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