Question

Write the series using sigma notation.

Answer 1

6 - 12 + 24 - 48

Answer 2

@mathstudent55 @SolomonZelman @ikram002p

Answer 3

so since u have -1 ,1,-1 it goes to (-1)^2n
1*6=6
2*6=12
2*12=24
2*24=48
soo the base is 6 each time u multibly with 2
6*(-2)^n , n starts from 0 to z :D