TS EAMCET · Maths · Circle
If the line \(y=2 x+c\) is a tangent to the circle \(x^2+y^2=5\), then a value of \(c\) is
- A 2
- B 3
- C 4
- D 5
Answer & Solution
Correct Answer
(D) 5
Step-by-step Solution
Detailed explanation
Here, \(\quad m=2\) and \(c_1=c\) Given equation of circle is \(x^2+y^2=5\) Here radius \(a=\sqrt{5}\) Since, the line (i) is tangent to the circle.…
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