Solve and check.
+ 
= 5
A. 1
B. -3
C. 100
D. 5
Answer: D
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Find all the first order partial derivatives for the following function.f(x,y,z) = xe(x2 + y2 + z2)
A. 
= 2x2e(x2 + y2 + z2); 
= xye(x2 + y2 + z2); 
= 2xze(x2 + y2 + z2)
B. 
= (1 + 2x2) e(x2 + y2 + z2); 
= 2xye(x2 + y2 + z2); 
= 2xze(x2 + y2 + z2)
C. 
= (1 + 2x2) e(x2 + y2 + z2); 
= xe(x2 + y2 + z2); 
= xe(x2 + y2 + z2)
D. 
= (1 + 2x2) e(x2 + y2 + z2); 
= xy2e(x2 + y2 + z2); 
= xz2e(x2 + y2 + z2)
List all the factors of each number.80
A. 2 ? 2 ? 2 ? 5 B. 2 ? 2 ? 2 ? 5 ? 5 C. 2 ? 2 ? 2 ? 2 ? 5 D. 2 ? 2 ? 2 ? 2? 5 ? 5
Solve.The value of a particular investment follows a pattern of exponential growth. You invested money in a money market account. The value of your investment t years after your initial investment is given by the exponential growth model A = 4300e0.059t. By what percentage is the account increasing each year?
A. 5.9% B. 4.3% C. 6.6% D. 0.59%
Use the given feasible region determined by the constraint inequalities to find the maximum possible value of the objective function.f = 4x + 3y subject to the constraints 
A. 28 B. 24 C. 21 D. 26