Question

find the values of a for which the distance between the points A (-3,-14)and B (a,-5)is 9 units
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Answer 1

Answer:

Find the value of a , if the distance between the points A (-3,-14) and B (a,-5) is 9 units. Hence , the required value of a is -3.

Step-by-step explanation:

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Answer 2

Answer:

By distance formula

9=√ (a+3)² + ( -5+14)²

9² = (a+3)² + 9²

81-81 = (a+3)

0 = a+3

a = -3