Determine the real solutions to the system of nonlinear equations.xy - x2 = -20x - 2y = 3
A. (5, 1), 
B. (-5, -1), 
C. (5, 1), 
D. (-5, -1), 
Answer: A
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A. y ' = - csc x cot x B. y ' = - csc2 x C. y ' = 0 D. y ' = 1
Solve the problem.A ball is dropped from a height of 50 meters. If each bounce brings it to 90% of its previous height, how far will the ball travel before it stops?
A. 500 m B. 200 m C. 250 m D. 950 m
Solve the problem involving consecutive integers.If the first and third of three consecutive odd integers are added, the result is 75 less than five times the second integer. Find the third integer.
A. 23 B. 27 C. 50 D. 25
Use a calculator to give the real number value. Round the answer to 7 decimal places.y = sin-1(-0.4848)
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