Evaluate the integral.
A. tan-1 
+ C
B. 
sin-1 
+ C
C. 
tan-1 
+ C
D. 
ln 
+ C
Answer: A
Mathematics
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Divide, if possible. If a quotient is undefined, state so.
A. -9 B. -1 C. 9 D. 99
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Find the exact value of the expression.sin 185° cos 65° - cos 185° sin 65°
A. 
B. - 
C. - 
D. 
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Solve the problem.A pendulum bob swings through an arc 40 inches long on its first swing. Each swing thereafter, it swings only 60% as far as on the previous swing. How far will it swing altogether before coming to a complete stop?
A. 50 inches B. 67 inches C. 100 inches D. 133 inches
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Express each of the following statements in symbols, using <, >, ?, or ?.p is at least 23
A. p > 23 B. p ? 23 C. p ? 23 D. p < 23
Mathematics