Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter4: Factors, Fractions, And Exponents
Section: Chapter Questions
Problem 12CR
Related questions
Question
factor each trinomial. (answer all)
37. 3m2+14m+8
39. 15p2+24p+8
41. 12a3+10a2-42a
Expert Solution
Step 1
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We have to multiply the first and last coefficient.
3 times 8=24
Then we factor 24 so that the sum of the factors = 14
Such factors are 12 and 2
So we can write 14m as 12m+2m
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