Solve the initial value problem.
= - 
cos 
?, r(0) = -6
A. r = -sin 
? - 6
B. r = cos 
? - 7
C. r = sin 
? - 6
D. r = - 
sin 
? - 6
Answer: A
Mathematics
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f(x).
A. does not exist B. ? C. -2 D. 0
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A set of data items is normally distributed with a mean of 60. Determine the z-score for the data point given, if the standard deviation is as given.data item: 69; standard deviation: 9
A. 69
B. 
C. 1
D. 9
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Graph the equation.y = - 
A. 
B. 
C. 
D. 
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Use a calculator to find an approximation to the nearest ten-thousandth.log 77
A. 1.3865 B. 1.8865 C. 4.3438 D. 4.8438
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