Question

1³+2³+3³+......+40³=??​

Answer 1

Answer:

tygfujgvdhbdzhkkxxhkxx

Answer 2

Answer:

The sum of the sequence of cubes is given by $\frac{n(n+1)}{2}^2$

So substituting n = 40, we get the sum of the sequence as $820^2$.

672400

Step-by-step explanation: