135k views
5 votes
What is the quotient (x 4 + 10 x3 + 21 x 2 + 6x - 8 ÷ (x + 2)?

What is the quotient (x 4 + 10 x3 + 21 x 2 + 6x - 8 ÷ (x + 2)?-example-1
User Qubix
by
4.4k points

2 Answers

0 votes
Answer B. x3+ 8x2 + 5x - 4
User Gigatron
by
4.5k points
4 votes

We need to calculate the division between two polynomials:


\begin{gathered} (x^4+10x^3+21x^2+6x-8)/(x+2)=x^3+8x^2+5x-4 \\ x^4+10x^3+21x^2+6x-8=(x+2)(x^3+8x^2+5x-4) \end{gathered}

The option B is the correct answer.

User Ollie Strevel
by
4.3k points