Saturday 1 March 2014

FACTORIZATION C5

Expand 4x(4x – 5)

solution

= 4x(4x – 5)

= (4x x 4x) – (4x x 5)

= 16x2 – 20x


Hence 4x(4x – 5) = 16x2 – 20x


TRY THIS.......

Expand 2w(4w + 10)

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