2 questions I need some help with please!
1. Find the partial sum S5.
an= -2n+16
2.Solve the system by triangularizing the augmented matrix and using bakc substitution.
7x=y-6
3y= -5-2x
1. Find the partial sum S5.
an= -2n+16
2.Solve the system by triangularizing the augmented matrix and using bakc substitution.
7x=y-6
3y= -5-2x