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using Mathematical induction , prove that `3^(2n)+7` is divisible by 8. |
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Answer» `3^(2n)+7` divisible by 8 put n=1 `3^2+7=16` is divisible by 8 put n=2 `3^4+7=88` is divisible by 8 `3^n+7` is also divisible by 8. |
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