Find the domain and range of the relation.
A. Domain = 
; range = {6, 8, -3}
B. Domain = {6, 8, -3, -13}; range = 
C. Domain = {6, 8, -3, 3}; range = 
D. Domain = {6, 8, -3}; range = 
Answer: D
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Provide an appropriate response.Before a check can be deposited or cashed, it must be:
A. restricted B. endorsed C. verified D. approved
Rationalize the denominator. Assume that all variables represent positive real numbers.
A. 28
B. 3a
C. 
D. 
Solve the equation by completing the square.a2 + 2a - 48 = 0
A. 6, -8
B. -40, -8
C. -6, 8
D. 4
, - 4
A tank initially contains 125 lb of salt dissolved in 500 gal of water. Saltwater containing 4 lb of salt per gal enters the tank at the rate of 5 gal per min. The mixture (kept uniform by stirring) is removed at the same rate. How many pounds of salt are in the tank after two hours?
What will be an ideal response?