Question

I can't get the LHS and the RHS of this question equal and i am stuck on this question since a long time pls help me guyz and can you pls solve this on a paper if possible ..?



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Answer 1

x ( y + z ) = x × y + x × z

x = 1/3 , y = 1/5 , z = 1/7

1/3 ( 1/5 + 1/7 ) = 1/3 × 1/5 + 1/3 × 1/7

1/15 + 1/21 = 1/15 + 1/21

(7+5)/105 = (7+5)/105

13/105 = 13/105

Hence, Proved