Find the variation equation for the variation statement.y varies directly as the square of x; y = - 
when x = 2
A. y = 
2
B. y = 
2
C. y = - 
x
D. y = - 
x2
Answer: D
Mathematics
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A. 50 B. 200 C. 0.5 D. 2000
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Use the information below to determine the cardinality of the set. U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}n(A' ? B ? C)
A. 0 B. 2 C. 1 D. 3
Mathematics
Rewrite the rational expression as an equivalent rational expression with the given denominator.
= 
A. 
B. 
C. 
D. 
Mathematics
Evaluate.0.813
A. 2.43 B. 0.531441 C. 0.6561 D. 0.531452
Mathematics