MATHEMATICS PROBLEM SOLVER

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Wednesday, 26 February 2014

FACTORIZATION C11

Factorize 2x² - 15x + 7.

Solution

= 2x² - 15x + 7. We split the middle term (-15x) to be (-x - 14x).

= 2x² -x - 14x + 7

= (2x² – x) – (14x + 7)

= x(2x – 1) – 7(2x - 1)

= (x - 7) (2x - 1)

Hence 2x² - 15x + 7= (x - 7) (2x - 1)answer.

TRY THIS…..

9x² - 8x - 1.

MATHEMATICS PROBLEM SOLVER

Wednesday, 26 February 2014

FACTORIZATION C11

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