Monday 13 October 2014

ALGEBRA 4


Expand 2x(6x – 5)

Solution

= 2x(6x – 5)

= (2x x 6x) – (2x x 5)

= 12x2 – 10x

Hence 2x(6x – 5) = 12x2 – 10x

TRY THIS……………


Expand 11a(7a – 4)

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