EXPAND C1

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Expand (y – 10) (y – 16)

 

solution

 

= (y – 10) (y – 16)

 

= y (y – 16) – 10 (y – 16)

 

= y² – 16y – 10y + 160 

 

= y² – 26y + 160  since (– 16y – 10y) = – 26y

 

= y² – 26y + 160 answer

 

TRY THIS………..

 

Expand (w – 2) (w – 11)