Determine the standard equation of the ellipse described.Center at (0, 0); vertical major axis with length 14 units; length of minor axis is 12 units.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: D
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Solve the problem.If u = i + j + k, v = 10i + 2j + 6k, and w = 4i + 3j + 10k, evaluate (u × v) ? w.
A. -96 B. -48 C. -52 D. 100
Solve.x2 - 108 = 0
A. ±18
B. 18
C. ±6
D. 6
Provide an appropriate response.Solve for x: log4 x = -3
Fill in the blank(s) with the appropriate word(s).
The concentration of a drug in an organ at any time t (in seconds) is given by 
where 
is measured in grams/cubic centimeter
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?
Round your answer to the nearest hundredth.
?
How long would it take for the concentration of the drug in the organ to reach 0.19
?
?
__________ seconds
?
How long would it take for the concentration of the drug in the organ to reach 0.12?
?
__________ seconds
What will be an ideal response?