Find sum of the pair of complex numbers.2 + 3i, 5
A. 7 + 3i
B. 10
C. 2 + 8i
D. 2 - 2i
Answer: A
Mathematics
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Solve the problem.Lookout station B is located 12 mi due east of station A. The bearing of a fire from A is S10°10'W and the bearing from B is S38°40'W. Determine the distance from the fire to B (to the nearest tenth of a mile).
A. 24.8 mi B. 14.4 mi C. 26.8 mi D. 12.4 mi
Mathematics
Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
A. y = 0.17x + 2.11 B. y = x - 8 C. y = 0.11x + 2.49 D. y = 0.5x - 2
Mathematics
Solve and graph.-3 < 
A. k < -18
B. k ? -18
C. k ? -18
D. k > -18
Mathematics
Identify the vertex of the parabola.y = 6x2 - 36x + 61
A. (3, 7) B. (7, 0) C. (3, 0) D. (7, 3)
Mathematics