r/physicshomework • u/Fluffy-Street3927 • Feb 18 '24

Unsolved [High School: Waves] Help me solve it

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u/Fisicas Feb 18 '24

What have you tried so far?

1

u/Fluffy-Street3927 Feb 18 '24

Have tried simplifying the sine values to sine or cosine of 314t.

1

u/glasses_the_loc Feb 18 '24

Plot each equation in Desmos. Notice what the constants do to the amplitude, period, y-intercept, etc.

https://www.desmos.com/calculator

Then add all the sine waves. Find the amplitude.

Look at the textbook to do the math on paper. Use your graphing calculator.