Use a graphing calculator to graph the equation and identify the x-intercepts. If your answers are not exact, round to the nearest tenth.y = -2.5x2 + 8.9x - 1.5
A. x-intercept: (0, -1.5)
B. x-intercepts: (0.2, 0) and (3.4, 0)
C. x-intercepts: (-3.7, 0) and (0.2, 0)
D. x-intercept: (1.8, 6.4)
Answer: B
Mathematics
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Find the center and vertices of the hyperbola.
A. center: (-2, -4), vertices: (-2, -6), (-2, -2) B. center: (2, 4), vertices: (2, 2), (2, 6) C. center: (2, 4), vertices: (0, 4), (4, 4) D. center: (-2, -4), vertices: (-4, -4), (0, -4) E. center: (-4, -2), vertices: (-6, -2), (-2, -2)
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Use the given information to find the exact value of the trigonometric function.sin ? = 
, ? lies in quadrant I
Find sin 
.
A. 
B. 
C. 
D. 
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Graph. Note that the equation is not in standard form.y = 5
A. 
B. 
C. 
D. 
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Solve the equation.
= 1 - 
A. ? B. {1, 5} C. {0, -5} D. {0, 7}
Mathematics