Decide whether or not the points are the vertices of a right triangle.(-5, -8), (1, -6), (0, -11)
A. Yes
B. No
Answer: B
Mathematics
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Graph the curve over the given interval together with its tangent at the given value of x. Graph the tangent with a dashed line.y = cos(x), -2? ? x ? 2?, x = 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Find the equation for the tangent plane to the surface 
at the point 
A. z = 0 B. z = -1 C. z = 2 D. z = 1
Mathematics
Change the given quantity to the indicated unit.4.81 m = 
cm
A. 0.0481 cm B. 0.481 cm C. 481 cm D. 48.1 cm
Mathematics
Find the solution or solutions, if any exist, to the system.
A. inconsistent system, no solution B. x = 5, y = 2, z = 4 C. x = 4, y = 5, z = 2 D. x = 4, y = 2, z = 5
Mathematics