Sorry guys but i don't understand me

(x-5)1/2+5=2 what is a possible solution?

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83

Identify the function that contains the data in the following table: x     -2         0         2         3         5     f(x)     5         3         1         2         4     possible answers: f(x) = |x| + 1 f(x) = |x - 2| f(x) = |x - 2| - 1 f(x) = |x - 2| + 1