SOLUTION: Can you pls help me factor this trinomial? 2X^2-11X-21

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Question 309250: Can you pls help me factor this trinomial? 2X^2-11X-21

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
factor this trinomial? 2X^2-11X-21
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Think of two numbers whose product is 2*-21 = -42
and whose sum is -11
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The numbers are -14 and + 3
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Rewrite the problem:
2x^2 -14x+3x -21
Factor:
2x(x-7)+3(x-7)
Factor:
(x-7)(2x+3)
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Cheers,
Stan H.
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