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Find the value of x, if the distance between the points A(0,0)andB(x,-4) is 5units

Posted by Manish Gupta 6 years, 10 months ago

CBSE > Class 10 > Mathematics

1 answers

Yogita Ingle 6 years, 10 months ago

he distance between the points A(0,0) and B(x , -4) is 5 units
√ (0-x)² + ( 0 - (-4)² = 5
√ x² + 16 = 5
Squaring on both side, we get
x² + 16 = 25
x² = 25 - 16
x² = 9
x = 3

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