Solve the system using the inverse matrix method.

A. x = -1, y = 3; (-1, 3)
B. x = -3, y = 1; (-3, 1)
C. x = 1, y = -3; (1, -3)
D. x = 3, y = -1; (3, -1)


Answer: C

Mathematics

You might also like to view...

Find the indicated derivative. Assume that x is restricted so that ln is defined.Dx ln 

A.  
B.  
C.  
D.  

Mathematics

Solve the problem.A company finds that consumer demand quantity changes with respect to price at a rate given by   Find the demand function if the company knows that 806 units of the product are demanded when the price is $5 per unit.

A. D =  + 306
B. D =  + 306
C. D =  + 806
D. D =  + 806

Mathematics

Factor the expression completely, if possible.x2 + 12x + 36

A. (x + 36)(x + 1) B. (x + 6)(x - 6) C. (x - 6)2 D. (x + 6)2

Mathematics

Use the row transformation described to transform the matrix.  

A.

B.

C.

D.

Mathematics