A rocket-powered hockey puck moves on a horizontal frictionless table. Figure EX4.10 shows graphs of v_x and v_y, the x- and y-components of the puck’s velocity. The puck starts at the origin. What is the magnitude of the puck’s acceleration at t = 5s?

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v, (m/s) 10- V, (m/s) 10- (s) (s) 10 10 -10+ - 10-