Simplify. Assume that all factors in radicands represent real numbers that are greater than or equal to 0.
A. 
B. 
C. 
D. none of these
Answer: B
Mathematics
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Choose the expression that is equivalent to the given rational number.
A. 0.375
B. 
C. 0.
D. 
Mathematics
Graph the function using its vertex, axis of symmetry, and intercepts.f(x) = -x2 - 12x
A. vertex (6, -36)
intercept (0, -72)
B. vertex (-6, 36)
intercepts (0, 0), (-12, 0)
C. vertex (-6, -36)
intercept (0, -72)
D. vertex (6, 36)
intercepts (0, 0), (12, 0)
Mathematics
Find zw or 
as specified. Leave your answer in polar form.z = 8
w = 3
Find 
.
A. 
B. 
C. 5
D. 5
Mathematics
Write the slope-intercept form of the line that passes through the given point with slope m.Through (5, 2), m = - 
A. y = - 
x + 
B. y = - 
x + 
C. y = 
x + 
D. y = 
x - 
Mathematics