joshuasmall23
joshuasmall23 joshuasmall23
  • 12-03-2019
  • Mathematics
contestada

Identify the phase shift of each function. Describe each phase shift use a phrase like 3 units to the left

Identify the phase shift of each function Describe each phase shift use a phrase like 3 units to the left class=

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Ashraf82
Ashraf82 Ashraf82
  • 12-03-2019

Answer:

It moves horizontally 1/2 units to the left

It moves vertically 2 units up

Step-by-step explanation:

∵ y = Acos(Bx - C) + D

∵ y = 2 - 3cos(2x + 1)

∴ The phrase of shift:

∵ The horizontally shift is -C/B = - 1/2 = -1/2

∴ It moves 1/2 units to the left

∵ The vertically shift is D

∴ It moves 2 units up

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