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Question
(
x
-
4
)
2
+
(
y
+
3
)
2
=
100
বৃত্তের কেন্দ্রীয় স্থানাংক কত?
(0,0)
(4,-3)
(-4,3)
(10,10)
ANSWER : 2
Descrption
<math xmlns = "http://www.w3.org/1998/Math/MathML"><mo>(</mo><mi>x</mi><mo> - </mo><mn>4</mn><msup><mo>)</mo><mn>2</mn></msup><mo> + </mo><mo>(</mo><mi>y</mi><mo> + </mo><mn>3</mn><msup><mo>)</mo><mn>2</mn></msup><mo> = </mo><mn>100</mn><mspace linebreak = "newline"/><mo>{</mo><mi>x</mi><mo> - </mo><mo>(</mo><mo> + </mo><mn>4</mn><mo>)</mo><msup><mo>}</mo><mn>2</mn></msup><mo> + </mo><mo>{</mo><mi>y</mi><mo> - </mo><mo>(</mo><mo> - </mo><mn>3</mn><mo>)</mo><msup><mo>}</mo><mn>2</mn></msup><mo> = </mo><msup><mn>10</mn><mn>2</mn></msup></math> কেন্দ্র (4, - 3) সূত্র : কেন্দ্র (h, k) ও ব্যাসার্ধ r হলে, বৃত্তের সমীকরণ <math xmlns = "http://www.w3.org/1998/Math/MathML"><mo>(</mo><mi>x</mi><mo> - </mo><mi>h</mi><msup><mo>)</mo><mn>2</mn></msup><mo> + </mo><mo>(</mo><mi>y</mi><mo> - </mo><mi>k</mi><msup><mo>)</mo><mn>2</mn></msup><mo> </mo><mo> = </mo><msup><mi>r</mi><mn>2</mn></msup></math>
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