Question

expand and simplify... ∑n=04n2/2

Answer 1

\[\sum_{n=0}^{4} n^2/2\]

Answer 2

@abb0t

Answer 3

Just write it out. There are only 5 terms.

Answer 4

\[
\frac {0^2} 2 + \frac {1^2}2+ \frac {2^2}2+ \frac {3^2}2+ \frac {4^2}2
\]

Answer 5

Hi, @Opcode

Answer 6

@wio what do I do after? like how do I simplify?

Answer 7

Arithmetic.

Answer 8

oh just add them together? I got 15, is that correct?

Answer 9

Yeah

Answer 10

okay thanks @wio