nP3÷n+2P3=5÷12 find n?
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HEY MATE HERE IS YOUR ANSWER
nP3 ÷ n +2P3 = 5÷12
=> P3 + 2P3 = 5/12
=> 3P3 = 5/12
=> P3 = 5/12 × 1/3
=> P3 = 5/36
=> P = [ 5/36] ^ 1/3
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