Without actually calculating the cub: `(28)^3+\ (-15)^3+\ (-13)^3`

Without actually calculating the cube: (28)^3+\ (-15)^3+\ (-13)^3

Without actually calculating the cube: (-12)^3+7^3+5^3

Without actually calculating the cub: (-12)^(3)+7^(3)+5^(3)

Without actually calculating the cubes, find the value of: (1/2)^3+(1/3)^3-(5/6)^3

Without actually calculating the cubes, find the value of: (0.2)^3-(0.3)^3+(0.1)^3

Without actually calculating the cubes, evaluate the expression (30)^(3)+(-18)^(3)+(-12)^(3) .

without actually calculating , the cubes , find the valuse of (i) ((1)/(2))^(3)+((1)/(3))^(3)-((5)/(6))^(3) (ii) (0.2)^(3)-(0.3)^(3)+(0.1)^(3)

without actually calculating , the cubes , find the valuse of (i) ((1)/(2))^(3)+((1)/(3))^(3)-((5)/(6))^(3) (ii) (0.2)^(3)-(0.3)^(3)+(0.1)^(3)