Solve the problem.Determine whether the graphs of the lines with the given equations are parallel, perpendicular, or neither.L1: 3x - 4y = 11 L2: 12x + 6y = 11
A. Parallel
B. Perpendicular
C. Neither
Answer: C
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Graph the pair of parametric equations in the rectangular coordinate system.x = 4 tan t, y = 5 sec t; 0 ? t ? 2? 
A. 
B. 
C. 
D. 
Find the relative extrema of the following function. Use the second derivative test, if applicable.
?
?
?
A. Relative maximum: 
B. Relative maximum: 
C. Relative minimum: 
D. Relative minimum: 
E. Relative minimum: 
Solve.The owner of Nuts2U Snack Shack mixes cashews worth $5.75 a pound with peanuts worth $2.10 a pound to get a half-pound mixed nut bag worth $1.70. How much of each kind of nut is included in the mixed bag?
A. 0.18 lb of cashews and 0.32 lb of peanuts B. 0.10 lb of cashews and 0.90 lb of peanuts C. 0.07 lb of cashews and 0.93 lb of peanuts D. 0.32 lb of cashews and 0.18 lb of peanuts
Factor completely.z4 - 5z2 + 4
A. (z - 1)(z + 1)(z - 2)(z + 2) B. (z2 + 1)(z - 2)(z + 2) C. (z - 1)(z + 1)(z2 + 4) D. (z2 + 1)(z2 + 4)