Posted by Amulya Chukka 3 years, 8 months ago

- 1 answers

Related Questions:

Posted by ♥Sona♥ 😂😂 1 month, 1 week ago

- 4 answers

Posted by Harsh Phalswal 10 months, 3 weeks ago

- 0 answers

Posted by Patel Arman 1 year, 11 months ago

- 0 answers

Posted by Surendra Jangir 1 year, 2 months ago

- 2 answers

If the set A has 3 elements and the set B = { 3, 4, 5 } , then find the number of elements in (A×B).

Posted by Vivek Singh 2 years, 11 months ago

- 1 answers

Create papers in minutes

Print with your name & Logo

Download as PDF

3 Lakhs+ Questions

Solutions Included

Based on CBSE Blueprint

Best fit for Schools & Tutors

- Work from home with us
- Create questions or review them from home

No software required, no contract to sign. Simply apply as teacher, take eligibility test and start working with us. Required desktop or laptop with internet connection

Shruti Dadhwal 3 years, 8 months ago

The sum of cubes of even numbers is equal to 2 n^2 (n+1)^2

So 2^3+ 4^3+ 6^3 +........+2n^2 = 2n^2(n+1)^2

2 n^2 (n+1)^2 = k n^2 (n+1) ^2

Cancelling the common terms, we get

k=2

0Thank You