13 + 23 + 33 + ...................... + 603 = কত?

1³ + 2³ + 3³ + ...................... + 60³ = কত?

A 3348300

B 3348600

C 3348800

D 3348900

Solution

Correct Answer: Option D

={n(n+1)/2}²
={60(60+1)/2}²
={3660/2}²
=1830²
=3348900