A particle moves along the graph of y = cos r so that the r-component of acceleration is always 2. At time t = 0 , the particle is at the point (7, –1) and the velocity vector of the particle is (0,0). Find the r- and y-coordinates of the position of the particle in terms of t.

Q: help me solve the problem number 10

A: This question can be solved using formula for reducing powers cos A2=1+cos(2A)2

Q: I just need problem 2

A: 1. Pr(A') = 1 - Pr(A) = 1 - 0.7 = 0.3 Pr(B') = 1 - Pr(B) = 1 - 0.5 = 0.5 Pr(C') = 1 - Pr(C) = 1 -…

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A: The given is:

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A: The answer is in step2.