Answer:
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
- Coordinates (x, y)
- Midpoint Formula:
Step-by-step explanation:
<u>Step 1: Define</u>
Point A(-2, 5)
Point B(-4, 7)
<u>Step 2: Find Midpoint</u>
- Substitute in points [Midpoint Formula]:
- Add:
- Divide:
Answer:
Step-by-step explanation:
Given
Required
Solve
We have:
Rationalize
Apply difference of two squares on the denominator
Divide common factor (5)
Expand the numerator
Answer: 480
Step-by-step explanation:
20(12)(2) = 480