subject
Mathematics, 31.05.2021 08:20 morgannwaldrupp

If Sn=2^n-1

what's the expression of
Sn-1?​

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 14:00
The line y = x + passes through (−3, 7) and is parallel to y = 4x − 1.
Answers: 1
question
Mathematics, 21.06.2019 21:00
Adesigner charges a one time fee of $200 plus $40 an hour for each project. write an expression to represent how much money the designer will make for a project
Answers: 1
question
Mathematics, 21.06.2019 21:00
How to write four times a number,minus 6,is equal to theee times the number+8 as an equqtion
Answers: 2
question
Mathematics, 21.06.2019 21:30
What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14
Answers: 2
You know the right answer?
If Sn=2^n-1

what's the expression of
Sn-1?​...
Questions
question
Chemistry, 28.06.2019 22:00
question
Mathematics, 28.06.2019 22:00
question
Social Studies, 28.06.2019 22:00