Tuesday 31 October 2023

ALGEBRA K8

 

Expand (y – 4)(y – 10)

 

Solution

 

= (y – 4) (y – 10)

 

= y (y – 10) – 4 (y – 10)

 

= y2 – 10y – 4y + 40     [Since -4 x -40 = +40]

 

= y2 – 14y + 44 answer

 

TRY THIS………..

 

Expand (w – 9) (w – 10)


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