Precalc0006to0010-page10

Precalc0006to0010-page10 - . This is when we group terms...

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(Section 0.7: Factoring Polynomials) 0.7.5 Example Set 5 (Factoring Polynomials) Factor the following polynomials over the integers. a) x 2 + 9 x + 20 b) x 2 ± 20 x + 100 (Hint: This is a Perfect Square Trinomial (PST).) c) x 2 ± 4 x ± 12 d) 3 x 2 ± 20 x ± 7 e) 4 x 2 + 11 x + 6 f) 2 x 2 + 10 x + 5 g) ± 3 x 2 + 6 x ± 3 h) x 4 ± 16 i) a 3 ± 3 a + 2 a 2 b ± 6 b (Hint: Use Factoring by Grouping
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Unformatted text preview: . This is when we group terms and factor each group locally before we factor the entire expression globally by factoring out the GCF.) j) 4 x 2 + 9 y 2 k) x 3 + 125 y 3 l) x 3 125 y 3...
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This document was uploaded on 12/29/2011.

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