Factorize 3x2 - 16x + 5.
Solution
= 3x2 - 16x + 5. We split the middle term (-16x) to
be (-x - 15x).
= 3x2 - x - 15x + 5.
= (3x2 – x) – (15x + 5)
= x(3x – 1) – 5(3x - 1)
= (x - 5) (3x - 1)
Hence 3x2 -
16x + 5= (x - 5) (3x - 1)answer.
TRY THIS…..
6x2 - 17x - 14.
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