How do you graph #y = 3cos2x #? Trigonometry Graphing Trigonometric Functions General Sinusoidal Graphs 1 Answer Konstantinos Michailidis Sep 12, 2015 Refer to explanation Explanation: Answer link Related questions What does sinusoidal mean? Given any sinusoidal equation, how do you identify the type of transformations that are made? How do you graph any sinusoidal graph? What does the coefficients A, B, C, and D to the graph #y=D \pm A \cos(B(x \pm C))#? What is the period, amplitude, and frequency for the graph #f(x) = 1 + 2 \sin(2(x + \pi))#? What is the period, amplitude, and frequency for #f(x)=3+3 cos (\frac{1}{2}(x-frac{\pi}{2}))#? How do you graph #y=2+3 \sin(2(x-1))#? How do you graph #y=2 cos(-x)+3#? How do you graph #y=3cos(4x)#? How do you graph #y=(cos2x)/2#? See all questions in General Sinusoidal Graphs Impact of this question 7750 views around the world You can reuse this answer Creative Commons License