Verify that the values of the variables listed are solutions of the system of equations.
x = 4, y = -6
A. solution
B. not a solution
Answer: B
Mathematics
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Solve the problem.Find sin 2?. cos ? = 
, ? lies in quadrant IV.
A. 
B. 
C. - 
D. - 
Mathematics
Graph.9x2 - y2 = 36
A. 
B. 
C. 
D. 
Mathematics
Find the intersection.x = 9 + 4t, y = 3 - 8t, z = 8 + 4t ; -8x + 6y - 3z = -6
A. (5, 11, 4)
B. 
C. (13, -5, 12)
D. 
Mathematics
Express the following in interval notation.{x|x < -5 or x ? -1}
A. (-?, -5] ? (-1, ?) B. (-?, -5) ? [-1, ?) C. [-5, -1) D. (-5, -1]
Mathematics