John says that the value of the function cos[?(t + T) + ?], obtained one period T after time t, is greater than cos(?t + ?) by 2?. Larry says that it is greater by the addition of 1.00 to cos(?t + ?). Which one, if either, is correct?
a. John, because ?T = 2?.
b. John, because ?T = 1 radian.
c. Larry, because ?T = 2?.
d. Larry, because ?T = 1 radian.
e. Neither, because cos(? + 2?) = cos?.
e
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