Question

Find the product of
(i) (5x + 3) (2x + 4) ​

Answer 1

Answer:

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Answer 2

Formula = (x+a)(x+b)=x^2+(a+b)x+ab
=(5x.2x)+(5x.4)+(3.2x)+(3.4)
=10x^2+20x+6x+12
=10x^2+26x+12...