How do you graph and list the amplitude, period, phase shift for #y=-2sin(-2x)#?

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Answer 1 · 2018-06-19T07:08:43

As below.

#y = A sin (Bx - C) + D#

#y = -2 sin (-2x)#

#A = -2, B = -2, C = D = 0#

#Amplitude = |A| = |-2| = 2#

#"Period " = (2pi) / |B| = (2pi) / |-2| = pi#

#"Phase Shift " = -C / B = 0#

#"Vertical Shift " = D = 0#