Question

Given the exponential function
`f(x) = 9(3)^x`, what is the value of f(x) when x =-1

Answer 1

f(-1) = 3

General Formulas and Concepts;

Pre-Alg

• Order of Operations: BPEMDAS

Explanation:

Step 1: Define

f(x) = 9(3)ˣ

x = -1

Step 2: Solve

1. Substitute: f(-1) = 9(3)⁻¹
2. Evaluate: f(-1) = 9(1/3)
3. Multiply: f(-1) = 9/3
4. Divide: f(-1) = 3