SOLUTION: factor by grouping 2r^2-11r-6

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Question 610558: factor by grouping 2r^2-11r-6
Answer by scott8148(6628) About Me  (Show Source):
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(2r^2 - 12r) + (r - 6)

2r(r - 6) + 1(r - 6)

(2r + 1)(r - 6)