SOLUTION: Facor: 3c^2+8c+5

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Question 483526: Facor: 3c^2+8c+5
Answer by edjones(8007) About Me  (Show Source):
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3c^2+8c+5
=3c^2+3c+5c+5 [3*5=15; The factors of 15 whose sum is 8 are 3 and 5.]
=3c(c+1)+5(c+1) Factoring by grouping.
=(3c+5)(c+1)
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Ed