Solve the Problem. -The Position of a Weight on a Spring Relative to Spring

Multiple Choice

Solve the problem.
-The position of a weight on a spring relative to the point of equilibrium is given by y = 2 cos 7t - 5 sin 7t,
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 (y = 0) . Give your answer to the nearest hundredth.

A) 0.05 sec
B) 0.10 sec
C) 0.17 sec
D) 0.20 sec