## anonymous 4 years ago NEED HELP PLEASE!!! Look at pic for question below

1. anonymous

i think you can do it by your self, just try

2. hoblos

i) $\sum_{1}^{5}(2k+3) = [2(1)+3)]+[2(2)+3)]+[2(3)+3)]+[2(4)+3)]+[2(5)+3)]$

3. anonymous

plugin 1 and get a value, plugin 2 and get a value,......and find alll terms beginning from lowest to highest and add them all

4. hoblos

and this will give you 5+7+9+11+13

5. anonymous

Guys, I think we should give hint's before writing actual answer

6. hoblos

try the second one and tell me what you get so that i check it for you

7. anonymous

at least for these types of questions