31 In Exercises 3-10, factor the polynomial by grouping. (See Example 1.) 3. x + x + 2x + 2 5. 3z3 + 2z 12z2 - 8 7. x + xy + 8x + 8y 9. m2-3m + mn - 3n

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter7: Polynomial Equations And Factoring
Section7.8: Factoring Polynomials Completely
Problem 6E
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In Exercises 3-10, factor the polynomial by grouping.
(See Example 1.)
3. x+ x + 2x + 2
5. 3z3 + 2z 12z2 - 8
7. x + xy + 8x + 8y
9. m2-3m + mn - 3n
Transcribed Image Text:31 In Exercises 3-10, factor the polynomial by grouping. (See Example 1.) 3. x+ x + 2x + 2 5. 3z3 + 2z 12z2 - 8 7. x + xy + 8x + 8y 9. m2-3m + mn - 3n
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