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Having trouble solving this last problem on my homework.. Help! The position of a particle as...

Having trouble solving this last problem on my homework.. Help!

The position of a particle as a function of time is given by x=(−5m/s)t+(3m/s2)t2.

A) Plot x versus t for t=0 to t=2s.

B)Find the average velocity of the particle from t=0 to t=1s. Express your answer using two significant figures

C)Find the average speed from t=0 to t=1s. Express your answer using two significant figures

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