Question

Divide 3x²+x-1 by x+1 ?​

Answer 1

Step-by-step explanation:

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Answer 2

${\underline{\underline{\purple\bigstar\textbf{\textsf{\purple{Method~1}}}}}}$

3x² + x - 1 by x + 1

x + 1 = 0

x = -1

Putting x = -1

3 × (-1)² + (-1) - 1

= 3 × 1 - 1 - 1

= 3 - 2

= 1 ( Remainder)

${\underline{\underline{\purple\bigstar\textbf{\textsf{\purple{Method~2}}}}}}$

Refer the attachment :)

Here also the remainder is 1.