Determine the integral by making an appropriate substitution.
Enter your answer with any coefficients in front as integers or reduced fractions of form 
.
What will be an ideal response?
- 
(ln (cos x))2 + C
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Find the standard-form equation of the hyperbola centered at the origin which satisfies the given conditions.Vertices at (0, 8) and (0, -8); asymptotes y = 2x and y = - 2x
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Solve the system by elimination.3x - y = 45x + y = 20
A. {(x, y)|3x - y = 4} B. {(5, 3)} C. {(3, 5)} D. ?
Tell whether the statement is true or false.{2, 16, 26, 9, 32} = {32, 16, 9, 62, 2}
A. True B. False
Find the standard deviation for the given data. Round your answer to one more decimal place than the original data.The manager of an electrical supply store measured the diameters of the rolls of wire in the inventory. The diameters of the rolls (in m) are listed below. Compute the standard deviation.0.589?0.53?0.473?0.628?0.411?0.151?0.202
A. 0.1855 m B. 0.628 m C. 1.2720 m D. 1.4785 m