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stepladder [879]

3 years ago

14

Vedanta Excel In Opt. Mathematics - Book 9

1 answer:

givi [52]3 years ago

6 0

<h2> (1 ,2) (2,-3)</h2><h2>(x1,y1) (x2, y2)</h2>

<h2> Distance formual</h2>

<h2> √(x2-x1)^+(y2-y1)^</h2>

<h2>= √(2-1)^+(-3-2)^</h2><h2>= √(1)^+(-5)^ [here square root and </h2><h2> square get cancelled]</h2><h2>= (1)+(-5)</h2><h2>= 1-5</h2><h2>= - 4</h2>

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