Evaluate the determinant.
A. -55
B. 35
C. 65
D. -35
Answer: B
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Give an appropriate answer.Given the function f(x, y, z) and the positive number ? as in the formal definition of a limit, find a positive number ? as in the definition that insures 
< ?.f(x, y, z) = x + y + z ; ? = 0.12
What will be an ideal response?
Find the exact value of the expression or state that it does not exist.cot 
A. 2
B. 
C. 1
D. 
The price of a certain commodity in dollars/unit at time 
(measured in weeks) is given by
?
?
What is the average price of the commodity over the 7-week period from 
to 
?
?
Round the answer to the nearest cent.
?
A. $10.14
B. $12.43
C. $6.81
D. $7.92
E. $4.15
Solve the variation problem.The weight of a liquid varies directly as its volume V. If the weight of the liquid in a cubical container 
on a side is 192 grams, find the weight of the liquid in a cubical container 5 cm on a side.
A. 105 grams B. 15 grams C. 125 grams D. 375 grams