Math Problem Statement

Vector →v has initial point (1, -3) and terminal point (7, -9). Write the vector in component form.

Solution

To write the vector v\vec{v} in component form, you subtract the coordinates of the initial point from the coordinates of the terminal point.

The initial point is (1,3)(1, -3) and the terminal point is (7,9)(7, -9).

The formula for finding the vector in component form is: v=(x2x1,y2y1)\vec{v} = (x_2 - x_1, y_2 - y_1) Where:

  • (x1,y1)(x_1, y_1) is the initial point
  • (x2,y2)(x_2, y_2) is the terminal point

So, v=(71,9(3))=(6,6)\vec{v} = (7 - 1, -9 - (-3)) = (6, -6)

Thus, the vector in component form is v=6,6\vec{v} = \langle 6, -6 \rangle.

Would you like further details or clarifications?

Here are 5 related questions:

  1. How do you calculate the magnitude of a vector given in component form?
  2. What is the geometric interpretation of a vector in component form?
  3. How do you add two vectors in component form?
  4. How do you find the direction angle of a vector from its components?
  5. How would you normalize a vector in component form?

Tip: Always remember that subtracting the coordinates of the initial point from the terminal point gives you the displacement represented by the vector.

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Math Problem Analysis

Mathematical Concepts

Vectors
Coordinate Geometry

Formulas

v = (x2 - x1, y2 - y1)

Theorems

Vector component theorem

Suitable Grade Level

Grades 9-11