Simplify.
- 
+ 
A. 
B. 
C. 
D. None of these
Answer: C
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Find the second derivative.s = 
+ 8
A. 8t2 B. 16t + 8 C. 8t D. 16t
Evaluate the expression.
- 4
A. 45 B. 3 C. 53 D. 11
Solve the polynomial inequality. Express your solution on a number line using interval notation.(x + 7)(x + 6)(x + 3) < 0
A. (-3, ?)
B. (-?, -7) ? (-6, -3)
C. (-?, -6)
D. (-7, -6) ? (-3, ?)
Give the maximum number of zeros the polynomial function may have. Use Descarte's Rule of Signs to determine how many positive and how many negative zeros it may have.f(x) = x6 - x5 - x4 - 5x3 + 2x2 + 2x + 3
A. 6; 3 or 1 positive zeros; 3 or 1 negative zeros B. 6; 2 or 0 positive zeros; 2, or 0 negative zeros C. 6; 4, 2, or 0 positive zeros; 2 or 0 negative zeros D. 6; 2 or 0 positive zeros; 4, 2, or 0 negative zeros