Question

what will be its ans​

Answer 1

Step-by-step explanation:

${2}^{3} + {4}^{3} + {6}^{3} + ....... + {20}^{3} \\ = {2}^{3} (1 + {2}^{3} + {3}^{3} + ....... + {10}^{3} ) \\ = 8 \times 385 = 3080$

Here 3 is the correct answer..

I hope it will help you to understand the solution ☺️☺️