Simplify. Write the answer with positive exponents.-3-4
A. -81
B. 81
C. - 
D. 
Answer: C
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Find all the first order partial derivatives for the following function.f(x, y) = (3x3y2 - 5)2
A. 
= 9x2y2; 
= 6x3y1
B. 
= 18x2y2(3x3y2 - 5); 
= 12x3y1(3x3y2 - 5)
C. 
= 12x3y1(3x3y2 - 5); 
= 18x2y2(3x3y2 - 5)
D. 
= 2(3x3y2 - 5); 
= 2(3x3y2 - 5)
Solve the absolute value inequality. Write the solution set using interval notation.
< 7
A. (-11, 3) B. (-3, 11) C. (-?, -3) ? (11, ?) D. (-?, -11) ? (3, ?)
Complete the table for a savings account in which interest is compounded continuously.
Initial investment
Annual % rate
Time to double
Amount after 10 years
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(Round the answer up to two decimal places.)
A. Annual rate: 
Amount after 10 years: 
B. Annual rate:
Amount after 10 years: 
C. Annual rate:
Amount after 10 years: 
D. Annual rate:
Amount after 10 years: 
E. Annual rate:
Amount after 10 years: 
Evaluate the function 
without using a calculator.
a. 0 b. –1 c. –2 d. 2