(0.8)^(3)=? | CLASS 8 | CUBES AND CUBE ROOTS | MATHS | Doubtnut

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A cube of length 1cm is taken out from a cube of length 8cm. What is the weight of the remaining portion? (7)/(8) of the weight of the original cube (b) (8)/(9) of the weight of the original cube ( c) (63)/(64) of the weight of the original cube (d) (511)/(512) of the weight of the original cube

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The sides of a cube is 8cm . The volume of the cube with due respect to significant figure is

Find the value of w^4+w^6+w^8 , if w is a complex cube root of unity.

A cube of side 20 cm is floating on a liquid with 5 cm of the cube outside the liquid. If the density of liquid is 0.8gm//c c then the mass of the cube is

If 1,omega,omega^(2) are the cube roots of unity, then the roots of the equation (x-1)^(3)+8=0 are

if 1,w,w^(2) be imaginary cube root of unity then the root of equation (x-1)^(3)+8=0 are :