1 . f-1x

• A. 1/(3x-5)
• B. (x +5)/3
• C. does not exist since it is not a bisection
• D. (3x + 5)/3

Answer: Option B

Explanation:

2 . fx=2x+1x-3

• A. R
• B. $\left(3,\infty \right)$
• C. $\left(-\infty .3\right)$
• D. $R-\left\{3\right\}$

Answer: Option A

Explanation:

3 . if f(x)=10x, then f-1x=?

• A. $e^x$
• B. Inx
• C. $\log x$
• D. $10e^x$

Answer: Option C

Explanation: