Question

Sketch the function f(x)=2cos(x−30o) for −180o≤x≤360o
Question 2 Answer

a.
Graph of a positive sine function with an amplitude of 1, shifted to the right by 30 degrees

b.
Graph of a positive cosine function with an amplitude of 1, shifted to the right by 30 degrees

c.
Graph of a positive cosine function with an amplitude of 2, shifted to the right by 30 degrees

d.
Graph of a positive cosine function with an amplitude of 2, shifted to the left by 30 degrees

Answers

GPT 3.5
The correct answer is c. Graph of a positive cosine function with an amplitude of 2, shifted to the right by 30 degrees.