Solve the problem.An object is traveling around a circle with a radius of 10 meters. If in 15 seconds a central angle of 3 radians is swept out, what is the linear speed of the object?
A. 
m/sec
B. 2 m/sec
C. 3 m/sec
D. 
m/sec
Answer: B
Mathematics
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Solve the proportion equation.
= 
A. 
B. 2
C. 7
D. 
Mathematics
Find the approximate value of the expression, rounded to four decimal places.
A. -0.3250 B. 0.2198 C. 0.9755 D. 4.4373
Mathematics
Factor completely.9r2(y + 2)5 - 12r(y + 2)5 - 5(y + 2)5
A. (y + 2)5(9r - 5)(r + 1) B. (y + 2)5(3r + 5)(3r - 1) C. (y + 2)5(3r - 5)(3r + 1) D. (y + 2)5(3r - 5)(3r - 1)
Mathematics
Evaluate the expression.1 - (-18) + 7
A. 26 B. 24 C. -24 D. -10
Mathematics