Write the augmented matrix for the system of linear equations.

A.
B.
C.
D.


Answer: D

Mathematics

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Identify equilibrium values and determine which are stable and which are unstable. = (y + 2)(y + 1)

A. y = 2 is a stable equilibrium value and y = 1 is an unstable equilibrium. B. y = 1 is a stable equilibrium value and y = -2 is an unstable equilibrium. C. y = -2 is a stable equilibrium value and y = 1 is an unstable equilibrium. D. y = -1 is a stable equilibrium value and y = 2 is an unstable equilibrium.

Mathematics

Solve by the substitution method.8x - 67 = 5y-4x + 3y = -37

A. {(4, -7)} B. {(3, -6)} C. {(x, y)|-4x + 3y = -37} D. ?

Mathematics

Evaluate the expression.

A. 49
B.
C.
D. 7

Mathematics

Solve.25x2 = 9

A.
B.
C.
D.

Mathematics