Plot the complex number.-6 - 6i  

A.

B.

C.

D.


Answer: C

Mathematics

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Determine whether the argument is valid or invalid by using a truth table.p ? q~ p----? ~ q 

A.
  The argument is valid.


B.
  The argument is invalid.


C.
  The argument is valid.


D.
 The argument is invalid.  


Mathematics

Solve the problem.Find the value for x in the following special right triangle. Use exact values. 4 in.

A. 16 in.
B. 2 in.
C. 4 in.
D. 4 in.

Mathematics

Use Gaussian elimination and matrices to solve the system of linear equations. Write your final augmented matrix in triangular form and then solve for each variable using back substitution. x + y + z= 3 x - y + 2z= 54x + y + z=-3

A. (-2, 1, 4) B. (4, 1, -2) C. (4, -2, 1) D. (-2, 4, 1)

Mathematics

Identify the group of terms as like or unlike.3, 5, -8

A. Unlike B. Like

Mathematics