Solve the problem.Use inverse matrices to find the equilibrium point for the demand and supply curves below.p = 110 - 12xDemand curvep = 20 + 13xSupply curve
A. 
B. 
C. 
D. (90, 1190)
Answer: C
Mathematics
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Find the magnitude of u × v and the unit vector parallel to u × v in the direction of u × v.u = 5i, v = 6j
A. 30; 30k B. 30; k C. 5; 6k D. 30; -k
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Determine whether the given value is a solution to the given equation.Is 7 a solution to x + 8.5 = 15.1?
A. Yes B. No
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Simplify.(-0.4)2 + (-0.2)2 + (-0.1)
A. 0.3 B. -0.3 C. 0.1 D. -0.1
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Solve the inequality. Graph the solution on a number line and represent the solution in interval notation when possible.1.4x + 16.4 < 4.1x + 5.6
A. x < -4
(-?, -4)
B. x > 4
(4, ?)
C. x > -4
(-4, ?)
D. x < 4
(-?, 4)
Mathematics