Solve the problem.Show that cos(sin-1v - cos-1v) = 2v 
What will be an ideal response?
cos(sin-1v - cos-1v) 
= 2v 
Mathematics
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Graph the system of inequalities.3x - 2y ? -6x - 1 < 0
A. 
B. 
C. 
D. 
Mathematics
Use a proportion to solve the problem.Find the length, L, of the lake. Assume that the two triangles are similar. 
A. 450 m B. 30 m C. 8100 m D. 270 m
Mathematics
Find the approximate slope of the line that contains the two given points. Round your result to the second decimal place. State whether the line is increasing, decreasing, horizontal, or vertical.(-0.3, -9.5) and (-0.3, 3.2)
A. 0; vertical B. undefined slope; vertical C. 0; horizontal D. undefined slope; horizontal
Mathematics
The expected value of the following probability distribution is ______.
0
5
8
0.22
0.15
0.30
0.25
A. 0.75 B. 2.50 C. 4.16 D. 2.84
Mathematics