Question

value of 47 cube by the shortcut method​

Answer 1

Heya mate...❤

${47}^{3} = {(40 + 7)}^{3} \\ = {40}^{3} + {7}^{3} + 560 \\ 64000 + 343 + 560 = 640903$

VERY SRY IF THE CALCULATIONS ARE WEONG...

ATLEAST I TOLD U THE METHOD