Give the focus, directrix, and axis for the parabola.y2 = 4x
A. (0, 1), y = -1, y-axis
B. (1, 0), x = -1, x-axis
C. (1, 1), x = 1, x-axis
D. (1, 0), x = -1, y-axis
Answer: B
Mathematics
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Find the zeros of the polynomial function and state the multiplicity of each.f(x) = (x2 - 4)2
A. - 4, multiplicity 2 B. 2, multiplicity 2 C. 2, multiplicity 2 ; -2, multiplicity 2 D. 2, multiplicity 6 ; -2, multiplicity 6
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Solve the problem.2 - x ? 4x + 5 and 5x - 22 ? 6x + 22
A. 
B. 
C. 
? 
D. 
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Write the expression as a pure imaginary number.
A. 2
i
B. -2
i
C. -2
D. 2
Mathematics
Solve the initial-value problem.
Mathematics