4. Find the magnitude and direction angle (to the nearest tenth) of the vector (-7,24). Sketch a picture and make sure your angle is in the correct quadrant!

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A: Cosine function can be given as below The time interval between two waves is known as a Period.

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Q: 8) Find the value of x. [I]). 16 30/30 30%

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A: Known fact:

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A: We have to prove, .We know,

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Q: can you explain letter a

A: The figure

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A: we have given

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