Factor 3r^3+6r^2-5r-10

Math
3r3+6r2-5r-10
Factor out the greatest common factor from each group.
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Group the first two terms and the last two terms.
(3r3+6r2)-5r-10
Factor out the greatest common factor (GCF) from each group.
3r2(r+2)-5(r+2)
3r2(r+2)-5(r+2)
Factor the polynomial by factoring out the greatest common factor, r+2.
(r+2)(3r2-5)
Factor 3r^3+6r^2-5r-10

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