#### Transcript Over all real numbers x, what is the maximum value of 4 sin 3x ? F.

Over all real numbers x, what is the maximum value of 4 sin 3x ? F. 1 G. 2 3 H. 3 J. 4 K. 12 The correct answer is J. Explanation: The maximum value for sin X, where X is any function of x, is 1 so sin 3x < 1 for all x. Then multiplying by 4, 4 sin 3x < 4, so the maximum value of 4 sin 3x is 4.