AP EAMCET Engineering 2018 Apr 23 Shift 1 Paper

Section: Mathematics

Question : 53 of 160

Marks: +1, -0

If the angle between the circles x2+y2 - 12x - 6y + 41 = 0 and x2+y2 + kx + 6y - 59 = 0 is 45° , then a value of k is

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