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) = 4x6 - 2x4 - 6x3 + 7x2 - 2x
A. 1 or 3 positive; 2 negative
B. 0 or 2 positive; 0 negative
C. 0 or 2 positive; 1 or 3 negative
D. 1 or 3 positive; 0 or 2 negative
Answer: D
Mathematics
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Find the LCD for the given rational expressions.
, 
A. x(x - 6)(x - 2) B. x(x - 4)2 C. x(x - 4)(x - 2) D. (x - 4)2
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Multiply.0.01 × 1000
A. 10 B. 0.01 C. 100 D. 1
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Evaluate the expression for the given values.
x = 1; y = -1
A. - 
B. -3
C. -5
D. - 
Mathematics
Determine whether the given quadratic function has a maximum or minimum value. Then find that maximum or minimum value.f(x) = -(x + 1)2 - 1
A. Maximum, 1 B. Minimum, 1 C. Maximum, -1 D. Minimum, -1
Mathematics