Write the expression in lowest terms. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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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
Solve the problem.The relationship between the number of units sold by a company and the profit is linear. If 5 units sold results in $110 profit and 37 units sold results in $814 profit, find the marginal profit.
A. $44 per unit B. $22 per unit C. $11.00 per unit D. -$22 per unit
Mathematics
Solve the equation by completing the square.x2 - 12x + 20 = 0
A. -10, -2
B. 18, 2
C. 10, 2
D. 2
, -2
Mathematics
Round the money amount to the nearest cent or dollar as indicated.$99.53, nearest dollar
A. $0 B. $90 C. $100 D. $99.60
Mathematics