Solve the quadratic equation by factoring.5x2 - 25x + 30 = 0
A. 2, 3
B. -2, -3
C. 5, 2, 3
D. 0, 2, 3
Answer: A
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Find the value of the variable that satisfies the equation.4x = 10x + 30
A. x = 
B. x = 
C. x = -5
D. x = - 
Solve the problem.A pendulum of length 17.0 inches swings 1°6' to each side of its vertical position. What is the length (to the nearest hundredth of an inch) of the arc through which the end of the pendulum swings?
A. 0.45 in. B. 0.55 in. C. 0.65 in. D. 0.35 in.
Solve the given inequality (a related function is graphed).x3 - 8x2 ? 5x - 84 
x-intercepts: (-3, 0), (4, 0), (7, 0)
A. (-?, -3) ? (4, ?) B. (-?, -3) ? (4, 7) C. (-?, -3] ? [4, 7] D. (-?, -3] ? [4, ?)
Express the sum using summation notation. Use a lower limit of summation not necessarily 1 and k for the index of summation.(a + 1) + (a + b) + (a + b2) + . . . + (a + bn)
A. 
B. 
C. 
D. 