If a,b,c are in continued proportion prove that
(a+b) : (b+c) :: a²(b–c) : b²(a–b)
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Step-by-step explanation:
If a,b,c are in continued proportion, then or or b^2=ac
Also, implies .
Now, ( )() = .
as \frac{a}{b}=\frac{b}{c}.
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