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A body of mass 1 kg begins to move under the action of a time dependent force F = 2tî + 3t2ĵ)N, where î and ĵ are unit vectors along $x$ and y axis. What power will be developed by the force at the time t?

(2t3 + 3t4) W
(2t3 + 3t5) W
(2t2 + 3t2) W
(2t2 + 4t4) W
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