Solve the polynomial equation by factoring.x3 + 3x2 - x - 3 = 0
A. 1, -1, 3
B. 1, -2, 5
C. 1, -1, -3
D. 1, -1, -4
Answer: C
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Classify the following as the equation of a parabola, a circle, an ellipse, or a hyperbola.5x2 - 10x - 2x2 + 3y2 - 107 = -8y2 + 48y
A. Ellipse B. Parabola C. Hyperbola D. Circle
Use graphical methods to find values of x and y satisfying the given conditions. Find the value of the maximum or minimum.Find x ? 0 and y ? 0 such that40x + 80y ? 560 6x + 8y ? 72 and z = 8x + 12y is maximized.
A. Maximum of 96 when x = 9 and y = 2 B. Maximum of 100 when x = 8 and y = 3 C. Maximum of 92 when x = 4 and y = 5 D. Maximum of 120 when x = 3 and y = 8
Find the slope of the line.y = -3
A. -3 B. 3 C. 0 D. Undefined
Use the quadratic formula or graphing methods to solve the inequality.4x2 > 4x + 4
A. 
? -0.618 < x < 
? 1.618
B. x < 
? -0.618
C. x > 
? 1.618
D. x < 
? -0.618 or x > 
? 1.618