A) f(-1)= -4 B) f(-1)= 3 C) f(-1)= 1/4 D)f(-1) = 1/3
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We can dig out the soil from the well equal to volume of well.
Height(h) of well is = 15 meters.
Diameter = 1.6 meters.
So radius(r) =
meter.
As well in cylindrical shapes.
So volume of well =
=
In general
So volume of well is =
cubic meter.
So we can dig out 30.144 cubic meter soil from well.
Height(h) of well is = 15 meters.
Diameter = 1.6 meters.
So radius(r) =
As well in cylindrical shapes.
So volume of well =
=
In general
So volume of well is =
So we can dig out 30.144 cubic meter soil from well.