- #1
Nelo
- 215
- 0
Homework Statement
2^-4 + 2^-6
_____________
2^-3
Homework Equations
The Attempt at a Solution
Ive tried several times, I do the reciprical of all numbers
ie) 1/2^4 + 1/2 ^6
___________________
2^3
Which gives me The wrong answer, cause i do the addiition first, finish all the powers and can't get the right answer. The book shows the next step to be...
2^2 + 1
________
2^6
Which i don't get