Question 1 the x and y components of a vector ararr are, Ask an Expert

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Question 1: The x and y components of a vector A^→ are -25.0 m +40.0 m. respectively. What is the angle between the direction of A^→ and positive direction of x?

Question 2: The acceleration of a motorcycle is given by a_x (t) = At - Bt², where A = 1.50 m/s³ and B = 0.120 m/s⁴. The motor cycle is at rest at the origin at time t =0

a) Find its position and velocity as functions of time

b) Calculate the maximum velocity it attains at a time t = 12.5 s

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