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Find the value of 2a2 + 5b2 when a = -6 and b = 2
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4 votes
Find the value of 2a2 + 5b2 when a = -6 and b = 2

User Chandranshu
by
7.4k points

1 Answer

4 votes

Answer:

92

General Formulas and Concepts:

Pre-Algebra

  • Order of Operations: BPEMDAS

Explanation:

Step 1: Define

2a² + 5b²

a = -6

b = 2

Step 2: Evaluate

  1. Substitute: 2(-6)² + 5(2)²
  2. Exponents: 2(36) + 5(4)
  3. Multiply: 72 + 20
  4. Add: 92
User Wolff
by
7.0k points
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