An object has a mass of #3 kg#. The object's kinetic energy uniformly changes from #75 KJ# to #45 KJ# over #t in [0, 9 s]#. What is the average speed of the object?
The average speed is
The kinetic energy is
Therefore,
and,
The equation of the line is
So,
So,
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The average speed of the object is 10 m/s.
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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
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