Join the Most Relevant JEE Main 2025 Test Series & get 99+ percentile! Join Now
Search any question & find its solution
Question: Answered & Verified by Expert
The sum of $1^3+2^3+3^3+4^3+\ldots .+15^3$, is
MathematicsSequences and SeriesJEE Main
Options:
  • A $22000$
  • B $10,000$
  • C $14,400$
  • D $15,000$
Solution:
2786 Upvotes Verified Answer
The correct answer is: $14,400$
Sum of cubes of ' $n$ ' natural number
$=\frac{n^2(n+1)^2}{4}=\frac{15^2(16)^2}{4}=14,400$

Looking for more such questions to practice?

Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.