Use Descartes' Rule of Signs to determine the possible number of positive and negative zeros of 
A) 3 positive reals or 1 positive real; 1 negative real
B) 3 positive reals or 1 positive real; no negative reals
C) no positive reals; no negative reals
D) 1 positive real; 3 negative reals or 1 negative real
E) 3 positive reals or 1 positive real; 3 negative reals or 1 negative real
B) 3 positive reals or 1 positive real; no negative reals
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Solve the problem.A company training program determines that, on average, a new employee can do P(s) pieces of work per day after s days of on-the-job training, where P(s) = 
. Find 
P(s).
A. 83 B. 50 C. Does not exist D. 31
Change the mixed number to an improper fraction.4
A. 
B. 
C. 
D. 
In a triangle with sides of lengths 6 cm, 7 cm, and 8 cm, find the measure of the angle that is opposite the side of length 8 cm. Give the answer correct to the nearest tenth of a degree.
What will be an ideal response?
Solve.125% of what number is 90?
A. 15,625 B. 156.25 C. 720 D. 72