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The function representing the distance travelled in x hours at 50 miles per hour is $f(x)=50x$?
The function representing the distance travelled in x hours at 50 miles per hour is $f(x)=50x$?
True
The inverse function of $f(x)=50x$ is $f^{-1}(x)=rac{x}{50}$?
The inverse function of $f(x)=50x$ is $f^{-1}(x)=rac{x}{50}$?
True
If I want to know the distance travelled in 3 hours at 50 miles per hour, I can use the function $f(3)=50 imes 3$?
If I want to know the distance travelled in 3 hours at 50 miles per hour, I can use the function $f(3)=50 imes 3$?
True
Travelling at 50 miles per hour, the distance travelled in 2.5 hours can be represented by the function $f(2.5)=50 imes 2.5$?
Travelling at 50 miles per hour, the distance travelled in 2.5 hours can be represented by the function $f(2.5)=50 imes 2.5$?
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