Solve the system by using the inverse of the coefficient matrix. 6x1 + 5x2 = 13 5x1 + 3x2 = 5

A. No solution
B. (5, -2)
C. (-2, 5)
D. (-2, -5)


Answer: C

Mathematics

You might also like to view...

For what values of x does the series converge absolutely?

A. -10 ? x < -4 B. 0 < x ? -4 C. 0 < x < -4 D. -10 < x < -4

Mathematics

Find the one-sided limit, if it exists. ? 

A. 4 B. -2 C. -10 D. 5 E. The limit does not exist

Mathematics

Solve.Find the perimeter of the triangle whose sides have lengths   cm, and  cm.

A.  cm
B.  cm
C.  cm
D.  cm

Mathematics

The probability that an airplane engine will fail in a transcontinental flight is 0.002. Assuming that engine failures are independent of each other, what is the probability that a four-engine plane will experience exactly two engine failure?

a. 0.000024 b. 0.000022 c. 0.000028 d. 0.000029 e. 0.000025

Mathematics