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Suppose sin3sin3x=∑nm=0Cm cos n x is an identity in x, Where C0,C1,…Cn are constants and Cn≠0. Then the value of n is___ |
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Answer» Suppose sin3sin3x=∑nm=0Cm cos n x is an identity in x, Where C0,C1,…Cn are constants and Cn≠0. Then the value of n is |
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