Solve the system using the inverse of the coefficient matrix of the equivalent matrix equation.-5x + 3y = 8-2x + 4y = 20
A. {(6, 2)}
B. {(-2, -6)}
C. {(-6, -2)}
D. {(2, 6)}
Answer: D
You might also like to view...
Prove the limit statement =
What will be an ideal response?
Solve the problem.The motion of a spring-mass system is described by the equation where y is the distance in feet from the equilibrium position and t is time in seconds. If the weight is 18 feet from the ceiling in a state of equilibrium, find the closest the weight will ever be to the ceiling.
A. 13 ft B. 18 ft C. 5 ft D. 23 ft
Provide the proper response.If at the current production level the marginal cost of a company is zero; at a slightly decreased production level the marginal cost is positive; and at a slightly increased production level the production cost is negative; how should the company alter its production level?
A. The production level should be increased. B. The production level should remain at its current level. C. The production level should be decreased.
Solve the problem.If (3, -5) is the endpoint of a line segment, and (2, -10) is its midpoint, find the other endpoint.
A. (5, 5) B. (1, -15) C. (-7, -7) D. (1, 0)