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The probability that A can solve a problem is `4/5` and B can solve it is `2/3`.If both attempt the problem what is the probability that exactly one of the problem gets solved ?

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IPUCET PREVIOUS YEAR PAPERS-GGSIPU MATHEMATICS 2006-MCQ
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  18. What is the smallest positive integer n for which (1+i)^(2n)=(1-i)^(2n...

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