Simplify the expression.
-1/2
A. 
B. 
C. 
D. not a real number
Answer: C
Mathematics
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Provide an appropriate response.Suppose that a data set has a left-skewed distribution. Which do you think will be larger, the mean or the mode? Explain your thinking.
What will be an ideal response?
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Find the vertices and foci of the ellipse.64x2 + 9y2 = 576
A. Vertices: (±8, 0); Foci: (±
, 0)
B. Vertices: (0, ±8); Foci: (0, ±
)
C. Vertices: (±3, 0); Foci: (±
, 0)
D. Vertices: (0, ±3); Foci: (0, ±
)
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Solve the problem.If x = 3 tan ?, express sin(2?) as a function of x.
What will be an ideal response?
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Evaluate the exponential function for the given value.f(x) = 41-x, f(4)
A. 
B. 
C. -12
D. 64
Mathematics