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The period of function `2^({x}) +sin pi x+3^({x//2})+cos pi x` (where {x} denotes the fractional part of x) isA. 2B. 1C. 3D. None of these |
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Answer» Correct Answer - A The period of `sin pi and cos pi x and cos pi x ` is 2 and 1, respectively. The period of `2^({x})` is 1. The period of `3({x//2})` is 2. Hence, the period of `f(x)` is LCM of 1 and 2, i.e., 2. |
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