Answer:
Step-by-step explanation:
Suppose h is the inverse of f then
f(x) = y ⇔ h(y) = x
f(x) = y ⇔ 4x = y ⇔ x = y/4
and since x = h(y) then h(y) = y/4
then we can write :
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Answer:
Step-by-step explanation:
we know that
1 mile=63,360 inches
step 1
Find the circumference of the wheels
we have
-----> the radius is half the diameter
substitute
assume
Remember that
The circumference of the wheels represent one revolution
Convert 59 miles per hour to inches per minute
using proportion find the number of revolutions
therefore
substitute