What is the period of a wave described by the following function? y(x,t) = (2.00 m)cos[(6.00 m-1)x + (10.00 s-1)t] + (2.00 m)cos[(3.00 m-1)x + (5.00 s-1)t]
A) 0.628 s
B) 5.00 s
C) 1.26 s
D) 10.0 s
E) This is not a periodic function, so it does not have a period.
C
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