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A car travels with an initial velocity of v1= (-6.36m/s)x̂ + (6.36m/s) ŷ. Eight seconds later,...

A car travels with an initial velocity of v1= (-6.36m/s)x̂ + (6.36m/s) ŷ. Eight seconds later, after following a bend in the road, its final velocity is vf= (15.00m/s) ŷ. What are the magnitude and direction of its average acceleration during those 8.00s?

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