Solving Matrix Equations

Identify

• Cramer's Rule

• row echelon form

• Identity matrix

• inverse matrix

The value of A and B in the matrix shown is equal to

• A = 156.80 and B = 155.40

• A = 6 and B = 6

• A = 7 and B = 155.40

• A = 5 and B = 7

The closest answer is

• A

• B

• C

• D

• 68265

• 69945

• 59210

• 63045

The value of x and y in this matrix is equal to

• x = 1 and y = 2

• x = 2 and y = 1

• x = 1 and y = 1

• Sigular matrix error.

Tick the right answer

• A

• B

• C

• D

The matrix representation of the above simultaneous equation is

• A

• B

• C

• D

• a

• b

• c

• d

• (1, 3, 1)

• (3, 4 ,1)

• (-4,0,-2)

• Infinite Solutions

• (1, 3, 1)

• (3, 4 ,1)

• (2, 1 , 1)

• Infinite Solutions