Solve.If y varies inversely as the square root of x, and y = 20 when 
find y when 
A. 
B. 28
C. 
D. 
Answer: B
Mathematics
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Answer the question about the given function.Given the function f(x) = -7x2 + 14x + 1, is the point (2, -13) on the graph of f?
A. Yes B. No
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Evaluate.3x, for x = 8
A. 11 B. 83 C. 24 D. 38
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Determine the maximum number of turning points of f.f(x) = -x2(x + 6)3(x2 - 1)
A. 5 B. 6 C. 7 D. 2
Mathematics
Rationalize the denominator of the expression. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Mathematics