ank has the shape of a cube.
e a formula that gives the volume V(x) (in m³) of
ank in terms of its side x (in metres).
and complete the table below to show the
-s of V(x) for the given values of x.
0 0.5
1
1.5 2 2.5 3
0
O
the graph of function V.
blume of the tank has to be 10 m³.
he graph to find what value of x will
ximately give the right volume.
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