- #1
EternityMech
- 95
- 0
Homework Statement
it wants the sum of all solutions
2 different problems 1. and 2.
1. 2^x + 2^(x+1) + 2^(x+2) = 2^6.
2. 8/(3^x +2)>=3^x
>= meaning equal or greater than 3^x
Homework Equations
should i come up with a summa equation?
The Attempt at a Solution
i switched 3^x=y and solved it but i only got 1 solution and apparently there are more. if anyone can help. thanks.