Докажите по индукции что для любого натурального n справедливо равенство :

[tex] {1}^{2} + {2}^{2} + {3 }^{2} + ... {n}^{2} = \frac{n(n + 1)(2n + 1}{6} [/tex]
Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Copyright © 2024 SCHOLAR.TIPS - All rights reserved.