Solve the problem.The value V, in dollars, of a shopkeeper's inventory software program is given by  where t is the number of years since the shopkeeper first bought the program. Find the value of the software after   and 

A. $450, $470, and $350
B. $440, $430, and $350
C. $450, $430, and $110
D. $450, $430, and $350


Answer: D

Mathematics

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Solve the equation for x.y = 3 tan 2x - 1

A. x =  arctan (3y + 3)
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A. {210°, 330°} B. {150°, 210°} C. {60°, 300°} D. {60°, 120°}

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Mathematics