Algebra 3 Quiz
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SYSTEMS, MATRICES & CONIC SECTIONS
Question 1
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For which value(s) of
k
k
k
does
x
2
+
y
2
+
6
x
−
4
y
+
k
=
0
x^2+y^2+6x-4y+k=0
x
2
+
y
2
+
6
x
−
4
y
+
k
=
0
represent a circle?
A
k
>
13
k>13
k
>
13
B
k
<
13
k<13
k
<
13
C
k
≤
13
k\le 13
k
≤
13
D
k
=
13
k=13
k
=
13
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