Find the indicated angle.Find the supplement of 74°.
A. 286°
B. 16°
C. 196°
D. 106°
Answer: D
Mathematics
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Find the sum of the series.
A. 7
B. 
C. 14
D. 
Mathematics
Find an equation of a parabola that satisfies the given conditions.Vertex (5, -4), focus (5, 1)
A. 20(y + 4) = (x - 5)2 B. x + 5 = 20(y + 4)2 C. y + 4 = 20(x + 5)2 D. 20(y - 4) = (x + 5)2
Mathematics
Find the intercepts and then graph the line.-3y - 4x = 12
A. x-intercept: (3, 0); y-intercept: (0, -4)
B. x-intercept: (3, 0); y-intercept: (0, 4)
C. x-intercept: (- 3, 0); y-intercept: (0, 4)
D. x-intercept: (- 3, 0); y-intercept: (0, -4)
Mathematics
Solve.A plane flies 490 miles with the wind and 350 miles against the wind in the same length of time. If the speed of the wind is 27 mph, what is the speed of the plane in still air?
A. 152 mph B. 167 mph C. 162 mph D. 187 mph
Mathematics