gwen8006 gwen8006

17-12-2020
Mathematics

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Which of the following is equivalent to (3x + 1)(x - 2)?
3x2 – 2

3x2 - 6x + x – 2

3x2 + 5x – 2

4x + 1

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umairkazi924 umairkazi924

18-12-2020

(3x + 1) (x - 2)

= 3x(x - 2) + 1(x - 2)

= 3x² - 6x + x - 2

= 3x² - 5x - 2

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