Answer:
p(2) = -9
General Formulas and Concepts:
Pre-Alg
- Order of Operations: BPEMDAS
Explanation:
Step 1: Define
p(x) = -2x³ + 4x - 1
p(2) is x = 2
Step 2: Solve
- Substitute: p(2) = -2(2)³ + 4(2) - 1
- Evaluate: p(2) = -2(8) + 4(2) - 1
- Multiply: p(2) = -16 + 8 - 1
- Add: p(2) = -8 - 1
- Subtract: p(2) = -9