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In the $xy$-plane, the graph of… | ClassNotes
MM
Mashaal Masha
Mar 01, 2024
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In the $xy$-plane, the graph of $2x^{2}-6x+2y^{2}+2y=45$ is a circle. What is the radius of the circle?
Difficulty: Hard
A:
$5$
B:
$6.5$
C:
$\sqrt{40}$
D:
$\sqrt{50}$
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ID: 65e1de9c77077994e5c8b0f1
