Simplify the expression. Assume that all variables are positive and write your answer in radical notation.
? 
A. ab
B. 
C. ab
D. 
Answer: B
Mathematics
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Write in simplified form and list all restrictions on the domain.f(x) = 
A. f(x) = 
, x ? -7, 0
B. f(x) = 
, x ? 0
C. f(x) = 
, x ? 0
D. f(x) = 
, x ? 7, 0
Mathematics
Solve the problem.The number of births in a certain state has been increasing in recent months. Using the information given on the bar graph for the months October to April, find an equation to model the number of births y for the month x. Let x = 0 correspond to October and x = 6 correspond to April. Use these two points to find the equation. 
A. y = -71x + 1693
B. y = 
x + 1693
C. y = 
x + 1693
D. y = 71x + 1693
Mathematics
Solve the equation.64 - 
= 
A. 
B. 
C. {4}
D. {252}
Mathematics
Divide.24 ÷ (-6)
A. -18 B. 4 C. 18 D. -4
Mathematics