Use the properties of real numbers to simplify the expression.
A. x
B. 7x
C. 4 + 3x
D. 4 - 3x
Answer: C
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Find a particular solution for the differential equation.
= 
; y = 9 when x = 1
A. y = ln x + 7 B. y = ln x + 9 C. y = 23 ln x + 11.5 D. y = 23 ln x + 9
Solve.
= 
A. 
B. 
C. 
D. 
Solve the problem. Round to the nearest cent or tenth of a percent.What-A-Pane Inc. sells windows for $146.25 each after a markup of $57.51. Find the cost of a window and the markup as a percent of selling price.
A. Cost = $88.74 Rate of markup based on selling price = 64.8% B. Cost = $203.76 Rate of markup based on selling price = 64.8% C. Cost = $88.74 Rate of markup based on selling price = 39.3% D. Cost = $203.76 Rate of markup based on selling price = 71.8%
Solve the equation 
by completing the square.
?
Please enter your answer as two numbers, separated by a comma.
What will be an ideal response?