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