Question

Find the sum of the first 8 terms of the sequence.

1, -3, -7, -11, ...

Answer 1

`</p><p>1+(-3)+(-7)+(-11)+(-15)+(-19)+(-23)+(-27) = \\</p><p>1-3-7-11-15-19-23-27 = \\</p><p>-35-19-23-27= \\</p><p>-35-19-50=\boxed{-104}</p><p>`

Hope this helps.

r3t40