`((0.72)^(3)-(0.28)^(3))/((0.91)^(3)-(0.47)^(3))xx((0.91)^(2)+(0.47)^(2)+0.91xx.47)/((0.72)^(2)+(0.28)^(2)+0.72xx.28)` का मान क्या है?

Options

A. 1
B. 2
C. `1/2`
D. `1/4`

Answer

1