5‐4 dividing polynomialss‐ long division · 5‐4 dividing polynomialss‐ long division *it...

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1 5‐4 Dividing Polynomialss‐ Long Division *It really is just like long division you learned in elementary school, but with variables. **Be careful when subtracting negatives! ‐‐> Add! Example: Use long division to divide the polynomials. (x 3 + 4x 2 + 6) (x + 3) x 2 +x‐3R15

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Page 1: 5‐4 Dividing Polynomialss‐ Long Division · 5‐4 Dividing Polynomialss‐ Long Division *It really is just like long division you learned in elementary school, but with variables

1

 5‐4 Dividing Polynomialss‐ Long Division

*It really is just like long division you learned in elementary school, but with variables.

**Be careful when subtracting negatives! ‐‐> Add!

Example:  Use long division to divide the polynomials.

(x3 + 4x2 + 6) (x + 3) x2 + x ‐ 3 R 15

Page 2: 5‐4 Dividing Polynomialss‐ Long Division · 5‐4 Dividing Polynomialss‐ Long Division *It really is just like long division you learned in elementary school, but with variables

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Divide.x2 ‐ 4x + 3

Useful for solving polynomials if factors are known.

Practice with p. 308 #9‐16