The function rule
(x,y) ⟶ (5/2x, 5/2y)
represents the transformed function A'B'C'. What are the coordinate of A'?
A. (-1.2, 0.8)
B. (-7.5, 5)
C. (-0.5, 0.5)
D. (-3.5 , 5)
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Answer:
y=3sin(5x−0.5t)+4cos(5x−0.5t)
=5sin[5x−0.5t−tan
−1
(3/4)]
Represents a travelling wave,
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