Question

Cube of
1) 3/4
2) 0.8
3) -4/7

Answer 1

1. (3/4)³=27/64

2.(0.8)³=0.512

3.(-4/7)³=-64/343

Answer 2

1)( 3/4 )^3= 3×3×3/4×4×4 = 27/64

2)(0.8)^3 = 8/10×8/10×8/10 = 512/1000 = 0.512

3)(-4/7)^3 = -4×-4×-4 / 7×7×7 = -64/343

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