juilettegraham29 juilettegraham29
  • 18-12-2019
  • Mathematics
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Determine the amplitude of the function y=-1/2cosx

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musiclover10045
musiclover10045 musiclover10045
  • 18-12-2019

Use the form a cos(bx-c) +d to find the variables used to find the amplitude, period, phase shift and vertical shift.

a would be the amplitude and is the number before cos.

In the given formula -1/2 is before cos, so the amplitude would be the positive value which would be 1/2

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