Find two sets of parametric equations for the given rectangular equation.y = 2x + 2
A. x = t, y = 2t + 2; x = t, y = 
+ 2
B. x = 2t, y = t + 2; x = 
, y = t + 2
C. x = t, y = 2t + 2; x = 2t, y = t + 2
D. x = t, y = 2t + 2; x = 
, y = t + 2
Answer: D
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An objective function and a system of linear inequalities representing constraints are given. Graph the system of inequalities representing the constraints. Find the value of the objective function at each corner of the graphed region. Use these values to determine the maximum value of the objective function and the values of x and y for which the maximum occurs.Objective Functionz = 7x + 9yConstraintsx ? 0 0 ? y ? 5 2x + 3y ? 12 2x + 3y ? 20
A. Maximum: 59; at (2, 5) B. Maximum: 70; at (10, 0) C. Maximum: -28; at (4, 0) D. Maximum: 42; at (6, 0)
Solve the problem.If two resistors are connected in parallel, the total impedance is given by 
. Find the total impedance ZT when the impedances 
and 
are in parallel. 
?Parallel Circuit
A. 424
B. 
C. - 
- 
j
D. - 
+ 
j
Solve the problem.The plurality with elimination method satisfies
A. the majority criterion. B. the monotonicity criterion. C. the Condorcet criterion. D. All three of the above E. none of these
Find the principal. Round to the nearest cent.Rate: 6%Time: 210 daysInterest: $48.03
A. $137.23 B. $4,803.00 C. $1,422.29 D. $1,372.29