Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function.P(x) = 8x8 + 7x6 + 3x4 + 6x2 + 6
A. 0 positive; 0 or 2 negative
B. 0 positive; 0 negative
C. 0 or 2 positive; 0 negative
D. 4 positive; 0 negative
Answer: B
Mathematics
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Graph the function.g(x) = 
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression. Assume that all variables are positive when they appear.
A. 
B. 
C. 
D. 
Mathematics
Write an equation that expresses the relationship. Use k as the constant of variation.a varies jointly as m and the sum of p and n.
A. a = k(mp + n)
B. a = km + p + n
C. a = 
D. a = km(p + n)
Mathematics
Find the exact value of the expression.tan 
A. 
B. 
C. -2 - 
D. 2 + 
Mathematics