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If the line y = 3x + c is a tangent to x...

If the line `y = 3x + c` is a tangent to `x^(2) + y^(2) = 4` then the value of c is

A

`pm4`

B

`pm2sqrt(10)`

C

`pm10sqrt(2)`

D

`pmsqrt(10)`

Text Solution

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The correct Answer is:
B
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