Sunday 18 March 2018

EXPAND 3



Expand (y – 4)(y – 11)

Solution

= (y – 4) (y – 11)

= y (y – 11) – 4 (y – 11)

= y2 – 11y – 4y + 44 

= y2 – 15y + 44 answer

TRY THIS………..

Expand (a – 7) (a – 10)


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