Evaluate the expression without using a calculator.ln e7.5
A. 7.5
B. -7.5
C. 75
D. log 7.5
Answer: A
Mathematics
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Solve the problem.Find the point on the sphere 
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A. 
B. 
C. 
D. 
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Find the exact value of y, or state that y is undefined.y = sec-1 
A. - 
B. 
C. - 
D. 
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