Find the Mean Proportion: (a+b)* (a-b)^3 , (a+b)^3 *(a-b)
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Hello snigdha Originally Posted by snigdha Find the Mean Proportion: (a+b)* (a-b)^3 , (a+b)^3 *(a-b) The Mean Proportion of two numbers is, I think, what is more usually called the Geometric Mean, and is the square root of their product. So if is the mean proportion of and , then or So here the mean proportion is which could be written as Grandad
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