Question

1. Expand :
(i) (x + 8) (x + 10)​

Answer 1

Answer:

(x+8)(x+10)

= (x)(x) + (x)(10) + (8)(x) + (8)(10)

= x^2 + 10x + 8x + 80

= x^2 + 18x + 80

Answer 2

Answer:

 x(x-10)-8(x-10). x^2-10x-8x+80. x^2-18x+80 ...

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