12. Write an equation to represent the sinusoidal function in the following graph: 0 60 120 ANAA -1 -240 -180 -120/ -60 180 240/ 300 360

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A: Recall the following form of sinusoidal function:f(x)=Asin(T2π​x) Where:A is the amplitudeT is the…

A: The given figure is a straight line.

A: We need to determine which of the sales, 170CDs or 200CDs, yields a higher profit.

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A: Given equation is 2x=axz

A: 3+4=7

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A: Here we have to find the value of 9C4.

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A: To determine the solutions to the equation cot2x=5−3cotx for 0≤x≤2π, we first let u=cotx.…