For each quadratic function, find (a) the maximum or minimum value and(b) the x- and y-intercepts.Round answers to the nearest hundredth.f(x) = -11.9x2 - 6.93x + 7.49
A. Maximum value: 8.50; Intercepts: (-0.55, 0), (1.14, 0), (0, -7.49)
B. Minimum value: 8.50; Intercepts: (-1.14, 0), (0.55, 0), (0, 7.49)
C. Maximum value: 8.50; Intercepts: (-1.14, 0), (0.55, 0), (0, 7.49)
D. Maximum value: 8.50; No x-intercepts, (0, 7.49)
Answer: C
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Classify the following as the equation of a parabola, a circle, an ellipse, or a hyperbola.4x2 = y2 + 64
A. Parabola B. Hyperbola C. Ellipse D. Circle
Solve the problem.Find the points on the curve x2 + y2 = 2x + 2y where the tangent is parallel to the x-axis.
A. (1, 1), (1, -1)
B. (2, 0), (2, 2)
C. (1, 1 + 
), (1, 1 - 
)
D. (2, 2 + 
), (2, 2 - 
)
Solve:
ÚÄ j2û4 ÄÄÄÄ = 2 a. 1 b. -1 c. 2 d. -2 e. j2
Solve by completing the square to obtain exact solutions.x2 + 10x + 14 = 0
A. 5 + 
B. -10 ± 
C. 5 ± 
,
D. -5 ± 