SATHEE: Circle And System Of Circles Question 311

Circle And System Of Circles Question 311

Question: If the line $ x=k $ touches the circle $ x^{2}+y^{2}=9 $ , then the value of k is

Options:

A) 2 but not - 2

B) - 2 but not 2

C) 3

D) None of these

Show Answer

Answer:

Correct Answer: C

Solution:

$ k=3, $ as perpendicular from centre on line = radius.

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Circle And System Of Circles Question 311

Question: If the line $ x=k $ touches the circle $ x^{2}+y^{2}=9 $ , then the value of k is

Options:

Answer:

Solution:

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