A Student has three books on C++ and four books on Java. In how many ways can he arrange three books on a shelf (i) if there are no restrictions? (ii) if the languages should alternate? (iii) if all the C++ books must be next to each other? (iv) if all the C++ books must be next to each other and all the Java books must be next to each other?
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{iv}. Is the correct answer
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Okay so there are seven books arranged on the shelf. Uh How many ways can they be arranged? F. A. All the seven books are distinct or they are different.
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