List the critical values of the related function. Then solve the inequality.
- 
? 0
A. -6, - 
, 4; (-?, -6) ? 
B. 
? (4, ?)
C. -6, 4; (-?, -6) ? (4, ?)
D. - 
; 
Answer: B
Mathematics
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Use reduction formulas to evaluate the integral.
A. - 
cot3 4x + 
cot 4x + x + C
B. - 
cot3 4x + 
cot 4x + C
C. - 
cot2 4x + 
cot 4x - x + C
D. - 
cot3 4x - 
cot 4x + x + C
Mathematics
Use a calculator to find the function value to four decimal places.sin (-521°)
A. -0.9455 B. 0.1908 C. -0.7547 D. -0.3256
Mathematics
Use the LCD to clear fractions and solve the given equation.
x = 
A. 
B. 
C. 1
D. - 
Mathematics
Solve the problem.If f(t) = 2(2t - 8)1/2 and g(t) = 2(t + 5)1/2 - 6, find t so that 
A. t = 4 B. t = -1 C. t = 1 D. t = -4
Mathematics