Question #6414069Single Choice

Algebra-2

Question

The graph of a direct variation equation intersects the graph of the equation x² + y² = r² (where r is a constant) at exactly two points. What can be said about the value of k in the direct variation equation y = kx?

Options

k must be between -1 and 1.

k can be any real number.

k must be positive.

k must be negative.

Answer & Analysis

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