Robert earned 10$ which is 4 less than twice what Eric earned ,how much did Eric earn?
2 answers:
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Answer:
Step-by-step explanation:
The function
gives the mass of the car as a function of the number of passengers in it.
And the function
gives the potential energy of the car as a function of the car's mass.
Now if the height of the ramp is 30 meters, we have
And to find the potential energy as a function of the number of passengers, we just substitute into
to get:
which gives the potential energy as a function of the number of passengers.