Given : a , b, c and d are in continued proportion.
plss. prove the above part
l need the ans urgently please whosoever knows the correct ans pls send it
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Given : a , b, c and d are in continued proportion.
plss. prove the above part
l need the ans urgently please whosoever knows the correct ans pls send it
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Answer:
Just simplify using algebraic identities
for 1st one in LHS (a+b)^whole sq
2 nd one also same then simplify
RHS (a-b) whole square and 2nd in LHS( ¹/c - 1/b) whole square
both will be same u will get the answer