Question

factorise each of the following algebraic expression.
1. 2r(y-x) + s(x-y)
2. 16 (21-3m)square -12(3m-21)
please help urgent
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Answer 1

Step-by-step explanation:

1. 2r(y-x)+s-(y-x)

(2r+s) (y-x)

2. I am not getting this second one.

Answer 2

Answer:

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