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 + 4x5 + 4x4 + 3x3 - x2 - 5x + 4
A. 6; 2 or 0 positive zeros; 4, 2, or 0 negative zeros
B. 6; 3 or 1 positive zeros; 4, 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; 5, 3, or 1 negative zeros
Answer: A
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Solve the problem.The power P (in W) generated by a particular windmill is given by 
where V is the velocity of the wind 
Find the instantaneous rate of change of power with respect to velocity when the velocity is 
Round answer to the nearest tenth.
A. 5.5 W/mph B. 41.0 W/mph C. 12.3 W/mph D. 0.5 W/mph
Find the integral.
A. 4x2 - 4 ln 
+ C
B. 16x2 + 2x-2 + C
C. 4x2 + 2x-2 + C
D. 16x2 - 4 ln 
+ C
Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.
A. 
B. 
C. 
D. 
Convert the measurement to the specified units.8 gallons to cups
A. 256 cups B. 64 cups C. 128 cups D. 32 cups