Multiply and simplify any radicals in your answer. Assume that all variables represent positive real numbers.(5
+ 8)2
A. 139 - 80
B. 11 + 80
C. 139 + 80
D. 83 + 80
Answer: C
Mathematics
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Solve the equation.0.4x - 0.2(40 + x) = -0.05(40)
A. {20} B. {15} C. {40} D. {30}
Mathematics
Solve the problem.Find the derivative of the function 
at the point 
in the direction in which the function increases most rapidly.
A. 
B. 
C. 
D. 
Mathematics
Divide.9.059 ÷ 9.4 (Round to the nearest hundredths when necessary.)
A. 0.15 B. 0.96 C. 1.46 D. 0.1
Mathematics
Determine whether the statement is true or false.Consider the simplex method for a canonical linear programming problem. If x is an extreme point of the feasible set and if the objective function cannot be decreased by moving along any of the edges of the feasible set which join at x, then x is an optimal solution.
A. True B. False
Mathematics