cubes of 15 by sutra nikhilam
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formula = N+2D/3D²/D³
So the cube of 15,
N = 15 and D = +05
So according to our formula =
=15+ 2 × 5/ 3 ×5²/ 5³
=25/3×25/125
= 25/75/125
= 25/75+12/5
= 25+8/7/5
= 33/7/5
= 3375
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