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प्रश्न
The compound ratio of x – y : x + y and (x + y)2 : x2 – y2 is ______.
विकल्प
2 : 1
1 : (x + y)2
1 : 1
1 : 2
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उत्तर
The compound ratio of x – y : x + y and (x + y)2 : x2 – y2 is 1 : 1.
Explanation:
Compound ratio of given ratios
= (x – y)(x + y)2 : (x + y)(x2 – y2)
= (x – y)(x + y)2 : (x + y)2(x – y)
= 1 : 1
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