Answer:
A) 6
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Algebra II
- Distance Formula:
![d = √((x_2-x_1)^2+(y_2-y_1)^2)](https://img.qammunity.org/2021/formulas/mathematics/middle-school/dqbsqwgrrgc21cw3vr7fydj59bcru5qpz8.png)
Explanation:
Step 1: Define
Point (-1/2, -8)
Point (-1/2, -2)
Step 2: Find distance d
- Substitute:
![d = \sqrt{((-1)/(2) +(1)/(2) )^2+(-2+8)^2}](https://img.qammunity.org/2021/formulas/mathematics/college/m5bc7m1ofadpg543om307l3s6r0if1b0ps.png)
- Add:
![d = √((0)^2+(6)^2)](https://img.qammunity.org/2021/formulas/mathematics/high-school/luam0xcx7nqndw9y2trwdfcyz4tbu7sr9e.png)
- Exponents:
![d = √(0+36)](https://img.qammunity.org/2021/formulas/mathematics/high-school/7g7x5u8bgbevekxd8h8cqier37l2ston7d.png)
- Add:
![d = √(36)](https://img.qammunity.org/2021/formulas/mathematics/high-school/c46k20w3ojk94vevzj6bdusxz6288ec9yj.png)
- Evaluate:
![d = 6](https://img.qammunity.org/2021/formulas/mathematics/college/meyg3ytp8144b8m9g7ulw5wnb78qjttnah.png)