Answer:
113
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Algebra I
Explanation:
Step 1: Define
f(x) = 5ˣ - 12
f(3) is x = 3
Step 2: Evaluate
- Substitute in x: f(3) = 5³ - 12
- Exponents: f(3) = 125 - 12
- Subtract: f(3) = 113