Write interval notation.{ x ? x ? 1 }
A. [1, ?)
B. (1, ?)
C. (-?, 1)
D. (-?, 1]
Answer: A
Mathematics
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Decide whether or not the number is a zero of the polynomial.P(x) = 7x3 + 3x2 + x + 46; -2
A. No B. Yes
Mathematics
Solve the problem.A census is taken of the 35 gasoline stations in the Middletown area. The mean price of a gallon of gas from this study is $1.24. The value $1.24 is
A. a parameter. B. a population. C. a statistic. D. an N-value. E. none of these
Mathematics
Solve the polynomial equation.(3x + 1)(x - 2)2(x + 6) = 0
A. -1, 4, -6
B. 
, -2, 6
C. - 
, -2, 2, -6
D. - 
, 2, -6
Mathematics
Tell whether the points are the vertices of a parallelogram (that is not a rectangle), a rectangle, or neither.(-7, -1), (2, -10), (16, -3), (7, 8)
A. Parallelogram B. Rectangle C. Neither
Mathematics