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Find the value of a if …

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

Posted by Mayank Chaudhary 4 years, 10 months ago

CBSE > Class 10 > Mathematics

2 answers

Uday Sharma 4 years, 10 months ago

Distance= √( x2-x1)²+(y2-y1)² 9=√(a+3)²+(-5+14)² 9²= a²+9+6a+9² 81=a²+9+6a+81 a²+6a+9=0 a²+3a+3a+9=0 a(a+3)+3(a+3)=0 (a+3)+(a+3)=0 a=-3,-3

Palak ? 4 years, 10 months ago

Sry I don't know its answer but search preksha rana channel on YouTube and like her video if u like nd share it with friends and family members

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