Answer:
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2 answers:
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Answer:
v = 80 mph
Step-by-step explanation:
Given that,
The distance from Wakefield to London is 180 miles.
The train travels this distance in 2 hours 15 minutes.
We need to find the average speed of the train. The average speed of the train is equal to the total distance covered divided by the time taken.
So, the required average speed of the train is 80 mph.
The domain of f(x) is x > -3.
Given that
Function;
We have to determine
The domain of f(x).
According to the question
To determine the domain of the function following all the steps given below.
The domain is defined as the set, which is to be input in a function. Or, we can say input values that satisfy a function.
Function;
Then,
The domain of the function,
The domain is x > -3,
Hence, the domain of f(x) is x > -3.
To know more about the Domain click the link given below.