Use the range rule of thumb to approximate the standard deviation.2, 6, 15, 9, 11, 22, 1, 4, 8, 19
A. 6.3
B. 2
C. 5.25
D. 6.8
Answer: C
Mathematics
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Use a trigonometric substitution to evaluate the integral.
A. 
sec-1
+ C
B. 
sin-1 
+ C
C. sin-1 
+ C
D. 7sec-1 x + C
Mathematics
Use the substitution formula to evaluate the integral.
A. 10
B. 
C. 5
D. - 
Mathematics
Find all solutions of the equation in the interval [0, 2?). Round the solution to four decimal places.2 csc x - 9 = 0
A. {0.2241, 2.9175} B. {0.2241} C. {0.2241, 6.0591} D. {0.2241, 3.3657}
Mathematics
Determine whether the expression is a polynomial.8x - 5
A. Polynomial B. Not a polynomial
Mathematics