Perform the indicated operations and simplify the expression.
?
?
?
A. 
B. 
C. 
D. 
E. 
Answer: B
Mathematics
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Solve the problem.Find the image of the given figure under the reflection that sends P to P'.
A. 
B. 
C. 
D. 
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Find the absolute value of the complex number.z = -2i
A. 4 B. 2i C. -2 D. 2
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Solve the equation.
= 
A. 
B. 
C. 
D. {17}
Mathematics
Solve the problem.If an object is propelled upward from a height of 48 feet at an initial velocity of 96 feet per second, then its height after t seconds is given by the equation 
where h is in feet. After how many seconds will the object reach a height of 192 feet?
A. 12 sec B. 6 sec C. 3 sec D. 1.5 sec
Mathematics