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Find the ratio in which y-axis divides the line segment joining the points A(5,-6)andB(-1,-4).Also find the co-ordinates of the point of division?
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Find the ratio in which y-axis divides the line segment joining the po...
Given:
The coordinates of point A are (5, -6).
The coordinates of point B are (-1, -4).

To Find:
1. The ratio in which the y-axis divides the line segment joining points A and B.
2. The coordinates of the point of division.

Solution:

Step 1: Find the Distance between A and B
To find the ratio in which the y-axis divides the line segment AB, we first need to find the distance between points A and B using the distance formula.

The distance formula is given by:
d = √((x2 - x1)^2 + (y2 - y1)^2)

Using the coordinates of points A and B:
d = √((-1 - 5)^2 + (-4 - (-6))^2)
= √((-6)^2 + (2)^2)
= √(36 + 4)
= √40
= 2√10

Step 2: Find the Ratio
The ratio in which the y-axis divides the line segment AB is given by:
Ratio = Distance from A to the point of division / Distance from the point of division to B

Let the coordinates of the point of division be (0, y). Since the point lies on the y-axis, the x-coordinate is 0.

Using the distance formula, we can calculate the distance from A to the point of division:
Distance from A to (0, y) = √((0 - 5)^2 + (y - (-6))^2)
= √(25 + (y + 6)^2)
= √(y^2 + 12y + 61)

Similarly, the distance from the point of division to B is:
Distance from (0, y) to B = √((-1 - 0)^2 + (-4 - y)^2)
= √(1 + (y + 4)^2)
= √(y^2 + 8y + 17)

Therefore, the ratio is:
Ratio = √(y^2 + 12y + 61) / √(y^2 + 8y + 17)

Step 3: Solve for the Point of Division
To find the coordinates of the point of division, we need to determine the value of y that satisfies the given ratio.

By comparing the ratio with the given ratio, we have the equation:
√(y^2 + 12y + 61) / √(y^2 + 8y + 17) = given ratio

Squaring both sides of the equation, we get:
(y^2 + 12y + 61) / (y^2 + 8y + 17) = given ratio^2

Cross-multiplying the equation, we have:
(y^2 + 12y + 61) = (y^2 + 8y + 17) * given ratio^2

Expanding and rearranging the equation, we get a quadratic equation in terms of y:
(y^2 + 12y + 61) - (y^2 + 8y + 17) * given ratio^2 = 0

Simplifying
Community Answer
Find the ratio in which y-axis divides the line segment joining the po...
(0,-13/3)
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Find the ratio in which y-axis divides the line segment joining the points A(5,-6)andB(-1,-4).Also find the co-ordinates of the point of division?
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Find the ratio in which y-axis divides the line segment joining the points A(5,-6)andB(-1,-4).Also find the co-ordinates of the point of division? for Class 10 2024 is part of Class 10 preparation. The Question and answers have been prepared according to the Class 10 exam syllabus. Information about Find the ratio in which y-axis divides the line segment joining the points A(5,-6)andB(-1,-4).Also find the co-ordinates of the point of division? covers all topics & solutions for Class 10 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Find the ratio in which y-axis divides the line segment joining the points A(5,-6)andB(-1,-4).Also find the co-ordinates of the point of division?.
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