Find the indicated angle.Find the complement of 72°.
A. 108°
B. 18°
C. 288°
D. 198°
Answer: B
Mathematics
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Find the slope of the line through the given pair of points, if possible. Based on the slope, indicate whether the line through the points rises from left to right, falls from left to right, is horizontal, or is vertical.(-2, -6) and (-2, -1)
A. 5; rises B. -5; falls C. Undefined; vertical D. 0; horizontal
Mathematics
Find the sum of the finite geometric series.12 + 36 + 108 + 324 + 972
A. S5 = 2460 B. S5 = 1452 C. S5 = 480 D. S5 = 93
Mathematics
Write the conjugate 
of the complex number z. Then find z
.z = -7 - i
A. 
= -7 + i, z
= -7
B. 
= -7 + i, z
= -48
C. 
= -7 + i, z
= 49
D. 
= -7 + i, z
= 50
Mathematics
Evaluate. 
4
A. 
B. 
C. - 
D. - 
Mathematics