Part B A particle moves along a straight line such that its position is defined by (t2-6t+5) m. s Determine the average speed of the particle when t = 5.2 8. Express your answer to three significant figures and include the appropriate units. (Usp)avgValue ? Units Submit Previous Answers Request Answer Incorrect; Try Again; 2 attempts remaining Review your calculations and make sure you round to 3 significant figures in the last step. Part C Determine the acceleration of the particle when t = 5.2 s. Express your answer to three significant figures and include the appropriate units. Value Units ?