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प्रश्न
Choose the correct answer from the given options :
The mean proportional between `(1)/(2)` and 128 is
विकल्प
64
32
16
8
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उत्तर
The mean proportional between `(1)/(2)` and 128 is
= `sqrt(1/2 xx 128)`
= `sqrt(64)`
= 8
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