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The exact edge length of a cube is (5/2)^-2/3 units.

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Determine the volume of the cube.?

asked Jun 14, 2014 in ALGEBRA 2 by anonymous

1 Answer

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Length of the edge of a cube (s) = (5/2)( -2/3 ) units = (2/5)( 2/3) units.

Volume of a cube (V) = s3 .

Substitute the value s = (2/5)( 2/3) in V = s3.

V = [ (2/5)( 2/3) ]3

= (2/5)( 2/3 * 3 )

= (2/5)( 2)

= 22 / 52

= 4/25

= 0.16.

The volume of the cube is 0.16 cubic units.

answered Jun 14, 2014 by lilly Expert

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