What are the conditions in which we apply component and dividend rule in mathematics?
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Actually it is Componendo and Dividendo Rule.
When you have two ratios in proportion.
a:b::c:d
Or
a/b=c/d
Then you can say
a+b/a-b=c+d/c-d
When you have two ratios in proportion.
a:b::c:d
Or
a/b=c/d
Then you can say
a+b/a-b=c+d/c-d
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