Use the discriminant to identify the graph of the non-degenerate conic as a parabola, an ellipse, or a hyperbola.9y2 + 7x + 5y + 8 = 0
A. hyperbola
B. ellipse
C. parabola
Answer: C
Mathematics
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Match the function with its graph.1) y = 2 + sin (x)2) y = 2 + cos (x)3) y = -2 + sin (x)4) y = -2 + cos (x)A)B)
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C)D)
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A. 1A, 2B, 3C, 4D B. 1B, 2D, 3C, 4A C. 1A, 2C, 3D, 4B D. 1A, 2D, 3C, 4B
Mathematics
Use a graphing calculator to solve the linear equation.Rewrite the equation so that one side is 0, then replace 0 with y. The graph of the equation for y is shown. Use the graph to determine the solution of the equation.3x + 1 + x = 2x - 3
A. y = 2x + 4; 0 B. y = 4x + 2; -2 C. y = 2x + 4; -2 D. y = 4x + 2; 0
Mathematics
Use substitution to determine whether the given ordered pair is a solution of the given equation.
; 6x - 4y = -1
A. Yes B. No
Mathematics
Simplify. Assume there are no zero denominators.
Mathematics