Find the derivative of the function.y = 3 tan4x
A. 
= 12 tan3x
B. 
= 12 tan3x sec2x
C. 
= 12 tan5x
D. 
= 12 tan4x sec x
Answer: B
Mathematics
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Convert the units.821 cm = m
A. 82,100 m B. 8210 m C. 82.10 m D. 8.21 m
Mathematics
Solve the problem.Let u = ln a and v = ln b. Write the following expression in terms of u and v without using the function ln.ln (b2
)
A. 2v - 
B. 2v + 
C. 2v + 5u
D. 2v + 
Mathematics
Solve the combined inequality and graph the solution set. Write the solution in interval notation.21 ? 4x + 5 ? 33
A. (-7, -4)
B. [-7, -4]
C. (4, 7)
D. [4, 7]
Mathematics
Find the least common denominator for the set of fractions.
, 
, 
A. 6 B. 12 C. 21 D. 42
Mathematics