Solve the polynomial inequality. Express the solution using interval notation.x3 + 5x2 > x + 5
A. (-?, - 5) ? (-1, 1)
B. (- 5, -1) ? (1, ?)
C. (-1, 1) ? (5, ?)
D. (-?, - 1) ? (1, 5)
Answer: B
Mathematics
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Calculate the derivative of the function. Then find the value of the derivative as specified.
t = -4 if s = t2 - t
A. 
= 2 - t; 
t = -4
= 6
B. 
= 2t - 1; 
t = -4
= -9
C. 
= 2t + 1; 
t = -4
= -7
D. 
= t - 1; 
t = -4
= -5
Mathematics
Write the imaginary numbers using the letter i.
A. 5
i
B. 5
C. -5
i
D. -5
Mathematics
Find the quadratic function y = f(x) that has the given vertex and whose graph passes through the given point.(-3, -81)
A. y = - 
x2
B. y = 9x2
C. y = -3x2
D. y = -9x2
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics