Math/Physics
posted by Scott .
What is an expression for the standing wave that is produced by adding the two waves
(2.5 cm)sin[(3.0 m1)x  (27 s1 )t]
and
(2.5 cm)sin[(3.0 m1)x + (27 s1)t]
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Write an expression for the standing wave produced by adding the two waves (2.5 cm)sin[(3.0 m1)x  (27 s1 )t] and (2.5 cm)sin[(3.0 m1)x + (27 s1)t].