Circle And System Of Circles Question 208

Question: The centre of circle inscribed in square formed by the lines $ x^{2}-8x+12=0 $ and $ y^{2}-14y+45=0 $ , is

[IIT Screening 2003]

Options:

A) (4, 7)

B) (7, 4)

C) (9, 4)

D) (4, 9)

Show Answer

Answer:

Correct Answer: A

Solution:

Centre is (4, 7).