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If `M & alpha` are twin prime `&alpha+M=7` then the greatest integral value of `N` isA. `64`B. `63`C. `125`D. `124` |
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Answer» Correct Answer - A::B If `alpha = 2m m = 65`, If `alpha = 5, m = 5` `log_(epsilon)N = (2 + beta), log_(2)N = 5 + beta` `N in [5^(2), 5^(3)) = [25, 125), N in [2^(5), 2^(6)) = [32, 64)` `:. N_(min) = 124, :. N_(max) = 63` |
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