Question

Find f(3) for f(x)=1/2(4)^x

Answer 1

A. 32

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

1. Brackets
2. Parenthesis
3. Exponents
4. Multiplication
5. Division
6. Addition
7. Subtraction

• Left to Right

Algebra I

• Function Notation

Explanation:

Step 1: Define

f(x) = 1/2(4)ˣ

f(3) is x = 3

Step 2: Evaluate

1. Substitute in x: f(3) = 1/2(4)³
2. Exponents: f(3) = 1/2(64)
3. Multiply: f(3) = 32