Commercial electrical usage The monthly charge (in dollars) for x kilowatt hours (kWh) of electricity used by a commercial customer is given by the following function. C ( x ) = { 7.25 + 0.1079 x if 0 ≤ x ≤ 5 19.22 + 0.1079 x if 5 < x ≤ 750 20.795 + 0.1058 x if 750 < x ≤ 1500 131.345 + 0.0321 x if x > 1500 Find the monthly charges for the following usages. 5kWh (b) 6 kWh (c) 3000kWh
Commercial electrical usage The monthly charge (in dollars) for x kilowatt hours (kWh) of electricity used by a commercial customer is given by the following function. C ( x ) = { 7.25 + 0.1079 x if 0 ≤ x ≤ 5 19.22 + 0.1079 x if 5 < x ≤ 750 20.795 + 0.1058 x if 750 < x ≤ 1500 131.345 + 0.0321 x if x > 1500 Find the monthly charges for the following usages. 5kWh (b) 6 kWh (c) 3000kWh
Solution Summary: The author calculates the monthly charge for the usage of 5kWh, which is 8.0595. Substitute 5 for x in the equation C(x).
Commercial electrical usage The monthly charge (in dollars) for x kilowatt hours (kWh) of electricity used by a commercial customer is given by the following function.
C
(
x
)
=
{
7.25
+
0.1079
x
if
0
≤
x
≤
5
19.22
+
0.1079
x
if
5
<
x
≤
750
20.795
+
0.1058
x
if
750
<
x
≤
1500
131.345
+
0.0321
x
if
x
>
1500
Find the monthly charges for the following usages.
Differential Equations: An Introduction to Modern Methods and Applications
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