Solve the quadratic equation by completing the square.x2 + 10x - 24 = 0
A. 12, 2
B. 12, -2
C. -12, 2
D. -12, 1
Answer: C
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Evaluate the integral.
A. 
B. 58
C. 
D. 
Factor the trinomial completely.x3 + 5x2 - 84x
A. x(x - 12)(x + 7) B. (x2 + 7)(x - 12) C. x(x + 12)(x - 7) D. (x2 + 12)(x - 7)
Sketch the graph of the equation. Identify the vertex and the intercepts.y = -x2 + 2x + 8
A. vertex: (1, 9);
x-intercepts: (-4, 0) and (2, 0);
y-intercept: (0, 8)
B. vertex: (1, 9);
x-intercepts: (-2, 0) and (4, 0);
y-intercept: (0, 8)
C. vertex: (- 1, 9);
x-intercepts: (-4, 0) and (2, 0);
y-intercept: (0, 8)
D. vertex: (1, - 9);
x-intercepts: (-2, 0) and (4, 0);
y-intercept: (0, 8)
Solve the problem.Ramp A climbs steadily for 28 yards over a horizontal distance of 310 yards. Ramp B climbs steadily for 15 yards over a horizontal distance of 190 yards. Which ramp is steeper?
A. Ramp B B. Ramp A C. Neither