Solve the problem.The position of a weight on a spring relative to the point of equilibrium is given byy = 4 cos 6t - 2 sin 6t,where the arguments are in radians and t is in seconds. Find the smallest value of t for which the weight is at the point of equilibrium  Give your answer to the nearest hundredth.

A. 0.22
B. 0.13
C. 0.18
D. 0.08


Answer: C

Mathematics

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Use a vertical shift to graph the function.y = -3 sin  - 2 

A.

B.

C.

D.

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Translate to an equation and solve.  What percent of 50 is 13?

A. 13% B. 40% C. 80% D. 26%

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Simplify.

A. 4
B. 5
C. 8
D. 2

Mathematics

Provide an appropriate response.The control center was suddenly unable to track the satellite when it reached a distance of 128,615 miles from the earth's surface. Write this whole number in word form.

A. Six hundred fifteen thousand, one hundred twenty-eight B. One hundred twenty-eight million, six hundred fifteen C. One hundred twenty thousand, eighty-six hundred, fifteen D. One hundred twenty-eight thousand, six hundred fifteen

Mathematics