Homework Help: Algebra

Posted by Shelly on Tuesday, July 21, 2009 at 12:31am.

Use synthetic division to divide the polynomial 2x^3 – 12x – 5 by x + 4, and write the quotient polynomial and the remainder. [Be careful – notice that there is no x^2 term.] Please Show work.

Algebra - Reiny, Tuesday, July 21, 2009 at 8:30am
-4 │ 2 0 -12 -5
.......-8 32 -80
2 -8 20 -85

so (2x^3 – 12x – 5) ÷ (x + 4)
= 2x^2 - 8x + 20 - 85/(x+4)

Answer this Question

Related Questions

Algebra - Use synthetic division to divide the polynomial 2x^3 – 12x –...
algebra - Use synthetic division to divide the polynomial 2x3 – 45x + 28 by...
algebra - Use synthetic division to divide the polynomial 2x3 – 45x + 28 by...
Algebra - Factor find the zeros x^5-9x^3 Find the quotient and remainder using ...
Algebra - please help me with this question and check my answers. Solve the ...
Math--help help help - 1)when a certain polynomial is divided by x - 3, the ...
Algebra 2 help please :) - What is a cubic polynomial function in standard form ...
Math-helpppppp - 1)when a certain polynomial is divided by x - 3, the quotient ...
algebra 2 - SImplify the expressions. 1. x to the seventh times 1/x squared 2. (...
Math - Use synthetic division to find the quotient and remainder: (2x^5-7x^3-5x...

For Further Reading

First Name:
School Subject:
Answer: