Determine the symmetries of the curve.r2 = -6 cos 5?
A. Origin only
B. x-axis, y-axis, origin
C. No symmetry
D. x-axis only
Answer: B
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Solve the problem.A rectangular yard is designed to have an area of 
Express the perimeter P as a function of the width w. Find 
P by evaluating the function for the following values of w (in m): 24.9, 24.99, 24.999, 25.1, 25.01, 25.001.
A. 115.1 m B. 57.8 m C. 115.7 m D. 115.6 m
Evaluate the line integral along the curve C.
ds, C is the curve r(t) = (8 - t)i - j + (8 - t) k, 0 ? t ? 1
A. 
B. 
C. 
D. 
Solve the problem. Round to the nearest hundredth, if necessary.The average weekly income of teachers in one school district is $840 with a standard deviation of 
Find the percentage of teachers earning more than $960 a week?
A. 1.09% B. 13.79% C. 84.13% D. 86.21%
Use the prime factorization method to find the LCM of the given numbers.24, 18, and 52
A. 936 B. 468 C. 1248 D. 312