Answer:
f(-7) = 63
General Formulas and Concepts:
Order of Operations: BPEMDAS
- Substituting and Evaluating
Explanation:
Step 1: Define
f(t) = t² - 2t
f(-7) is t = -7
Step 2: Solve
- Substitute: f(-7) = (-7)² - 2(-7)
- Exponents: f(-7) = 49 - 2(-7)
- Multiply: f(-7) = 49 + 14
- Add: f(-7) = 63