Tuesday 4 July 2017

ALGEBRA 2


Expand (2x + 3)(x - 2)

Solution

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

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

= 2x² + 3x - 4x - 6

 = 2x² - x – 6  answer

TRY THIS……………


Expand (4x + 5)(x - 3)

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