onderinyambori
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  • 19-07-2020
  • Mathematics
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factorise 12x² + x - 20​

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CloutAnswers
CloutAnswers CloutAnswers
  • 19-07-2020

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▹ Answer

(3x + 4) * (4x - 5)

▹ Step-by-Step Explanation

12x² + x - 20

Rewrite

12x² + 16x - 15x - 20

Factor out

4x(3x + 4) - 15x - 20

4x(3x + 4) - 5(3x + 4)

Factor

(3x + 4) * (4x - 5)

Hope this helps!

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