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PLEASE HELP THIS IS VERY IMPORTANT

PLEASE HELP THIS IS VERY IMPORTANT-example-1

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5 votes
The answer is 9 the top one is right
User Minudika
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Answer:

9

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

Algebra I

  • Reading a Cartesian plane
  • Coordinates (x, y)

Algebra II

  • Distance Formula:
    \displaystyle d = √((x_2-x_1)^2+(y_2-y_1)^2)

Explanation:

Step 1: Define

The scale of the graph is 1.

Point A → (4, 3)

Point E → (-5, 3)

Step 2: Find distance d

  1. Substitute in points [Distance Formula]:
    \displaystyle d = √((-5-4)^2+(3-3)^2)
  2. [√Radical] (Parenthesis) Subtract:
    \displaystyle d = √((-9)^2+(0)^2)
  3. [√Radical] Evaluate exponents:
    \displaystyle d = √(81 + 0)
  4. [√Radical] Simplify:
    \displaystyle d = √(81)
  5. [√Radical] Evaluate:
    \displaystyle d = 9
User Ondrej Tucny
by
7.8k points

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