## Adam1994 3 years ago please see the attachment and help??

$\sum_{i=-2}^{1}i+4$

2. mas_gh90

-2+(-1)+0+1+4=2

th options are 6, 9, 10, 14

4. mas_gh90

so sorry!for my foolish mistake! (-2+4)+(-1+4)+(0+4)+(1+4)= 14

ha its cool, and thanks!

$\sum_{i=-4}^{-2}-4i$

Can u try this one?

8. mas_gh90

sorry I think it's to late to answer your question but your answer is 8 I think: -4(-2+(-1)+0+1)=8