Solve the inequality using a sign chart.(x + 5)(x + 4)(x - 10) > 0
A. x > 10
B. x < -4
C. -5 < x < -4 or x > 10
D. x < -5 or -4 < x < 10
Answer: C
Mathematics
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A. Symmetric about the origin
B. Symmetric about the y-axis
C. Symmetric about the origin
D. No symmetry
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Find the derivative of the function.r = 
A. r ' = 
B. r ' = - 
C. r ' = 
D. r ' = 
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Choose the answer that lists three solutions for the equation.x - 3y = 9
A. (15, 2), (15, 3), (15, 4) B. (-3, 2), (0, 3), (3, 4) C. (0, 9), (3, 18), (4, 21) D. (9, 0), (18, 3), (21, 4)
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Find an equation of the secant line containing (1, f(1)) and (2, f(2)).f(x) = 
A. y = (-5
- 7)x - 5
+ 14
B. y = (-5
+ 7)x + 5
- 14
C. y = (5
- 7)x - 5
+ 14
D. y = (5
- 7)x + 5
- 14
Mathematics