A. 8
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction
Left to Right
Algebra I
FunctionsFunction Notation
Step-by-step explanation:
Step 1: Define
Identify
f(x) = 2ˣ
Step 2: Evaluate
Substitute in x [Function f(x)]: f(3) = 2³Evaluate: f(3) = 8