Simplify the radical expression. If appropriate, include absolute values.
A. 7x
B. 7
C. -7
D. 49x
Answer: B
Mathematics
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Solve the problem.The graph shows that the cost of the average college mathematics textbook has been rising steadily since 1990.
Predict the cost of an average college mathematics textbook in 2024.
A. $158 B. $352 C. $250 D. $480
Mathematics
Reduce the equation to one of the standard forms.
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Mathematics
Perform the indicated operation and write your answer with positive integer exponents.
A. m + n B. m - n C. n - m D. -n - m
Mathematics
Find the inverse of the function.f(x) = x2 - 10, x ? 0
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = x2 + 10
D. f-1(x) = 
Mathematics