Simplify the radical expression. Assume all variables represent nonnegative real numbers.
A. 4ab
B. 4
C. 4a2b
D. 4ab
Answer: C
Mathematics
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Use reduction formulas to evaluate the integral.
A. - 
cot3 4x + 
cot 4x + x + C
B. - 
cot2 4x + 
cot 4x - x + C
C. - 
cot3 4x + 
cot 4x + C
D. - 
cot3 4x - 
cot 4x + x + C
Mathematics
Estimate error made by using the partial sum S4 as an approximation to the sum S of the entire series.
, -1 < t ? 1
A. 
B. 
C. 
D. 0.20
Mathematics
Graph the linear inequality.x - y > -6
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The value (in thousands of dollars) of a certain car is given by the function V = 
, where t is measured in years. Find a general expression for the instantaneous rate of change of V with respect to t.
A. 
B. - 
C. - 
D. - 
Mathematics