Problem 119 of 7
Find time of a maximum, minimum, or midline crossing for y=2sin(4t)+8, first midline crossing going down after t=0.
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
solve/inspect sinusoidal cycle.
Hidden until you reveal it.
Solve or inspect sinusoidal cycle from graph and equation prompts.
Enter your answer
Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Identify the trig parent feature value that gives max, min, or midline.
2. Set the inside angle accordingly.
3. Solve for the input and adjust by periods if needed.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Giving output value instead of input time.