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Find the Duplicate Ratio of the Following : - ICSE Class 10 - Mathematics

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Question

Find the duplicate ratio of the following :

(a+b): (a2- b2)  

Solution

(a+b): (a2- b2)

= `("a + b")^2 : ("a"^2 - "b"^2)^2`

= `("a + b")^2/(("a + b")^2 ("a - b")^2)`

= `1/("a" - "b")^2`

Duplicate ratio = 1 : `("a - b")^2`

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APPEARS IN

 Frank Solution for Frank Class 10 Mathematics Part 2 (2016 to Current)
Chapter 9: Ratio and Proportion
Exercise 9.1 | Q: 9.4

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Solution Find the Duplicate Ratio of the Following : Concept: Ratios.
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