Thursday, 15 March 2018

EXPAND 2


Expand (y – 7) (3y – 11)

Solution

= (y – 7) (3y – 11)

= y (3y – 11) – 7 (3y – 11)

= 3y2 – 11y – 21y + 77 

= 3y2 – 32y + 77 answer

TRY THIS………..


Expand (a – 8) (3a – 5)

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