find a number delta
f(x) = 1/x
| 1/x - 0.5 |<0.2 whenever | x - 2 | < delta
The Attempt at a Solution
how would you factor out a negative exponent?
is this possible?
i think i can get x out from under the 1/x with using negative exponents, but how would i factor it out? is this the wrong way to go with this?
|1/x - 1/2| < 0.2
| x - 2|^-1 < 0.2