Find the coordinates of the vertex of the parabola.y = x2 + 2
A. (2, 0)
B. (-2, 0)
C. (0, 2)
D. (0, -2)
Answer: C
Mathematics
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Solve. Graph the solution on a number line, and express it in interval notation.-3 ? 3 + 
x ? 4
A. -6 < x < 1, (-6, 1)
B. -12 < x < 2, (-12, 2)
C. -6 ? x ? 1, [-6, 1]
D. -12 ? x ? 2, [-12, 2]
Mathematics
Solve the equation or inequality.
> -9
A. ?
B. (-?, ?)
C. 
D. 
Mathematics
Solve. 5x - 4y + 10z = -310x + 2y - 15z = 2115x - 2y + 10z = 0
A. 
B. 
C. 
D. 
Mathematics
Find all zeros of the function and write the polynomial as a product of linear factors.f(x) = x3 + 4x2 + 7x + 6
A. f(x) = (x - 2)(x + 2 + 1i)(x - 2 - 1i)
B. f(x) = (x + 2)(x + 1 + i
)(x + 1 - i
)
C. f(x) = (x + 2)(x + 1 + i
)(x - 1 - i
)
D. f(x) = (x - 2)(x + 2 + 1i)(x + 2 - 1i)
Mathematics