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14-04-2016
Mathematics

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Write an equivalent expression for n * a using only addition.

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14-04-2016

There are two of them:

1). (n * a) means n + n + n + n + n + n + n + . . . 'a' times.

2). (n * a) also means a + a + a + a + a + a + a + a + . . . 'n' times.

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