Sketch a typical level surface for the function.f(x, y, z) = e(x2 + y2 + z2)
A. 
B. 
C. 
D. 
Answer: C
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Write the percent as a fraction. Then simplify the fraction completely.5000%
A. 50 B. 500 C. 100 D. 25
Determine if the statement is a proportion.I. 
II. 
A. I is a proportion, II is not a proportion. B. I is not a proportion, II is a proportion. C. I and II are both proportions. D. Neither I nor II are proportions.
Solve.The difference between a country's exports and imports is called the country's trade balance. In 1981, a country had $215 billion in exports and $180 billion in imports. What was the country's trade balance in 1981?
A. 395 billion dollars B. -35 billion dollars C. -395 billion dollars D. 35 billion dollars
Find the derivative of the function by using the rules of differentiation.
?
What will be an ideal response?