Rank of matrix

what is trace of this matrix

• 3

• 5

• 6

• 9

Solution of the system defined by the set of equations

4y+ 3z = 8,

3x –z = 2 and

3x+ 2y = 5 is

• x=0, y=1, z=4/3

• x=0, y=1/2, z=2

• x=1, y=1/2, z=2

• does not exist

The system of equations x+y+z=0, 3x+6y+z=0, αx+2y+z=0 has infinitely many solutions then α is equal to

• 7

• 7/5

• 5/7

• 5

1. The values of λ for which the equations are consistent

• 1,1,1

• 2,2,2

• 0,3,3

• 1,2,4

The system of equations,

4x₁+ x₂- 3x₃- x₄=0,

2x₁+ 3 x₂+ x₃- 5x₄=0,

x₁- 2x ₂- 2x ₃+ 3x ₄=0 has

• no solution

• only one solution

• infinite number of solutions

• only two solutions

If in a set of vectors any vector of the set is the linear combination of the remaining vectors, then the vectors are

• linearly independent

• linearly dependent

• data inadequate

• none of the above

Find the inverse of the matrix

• A
• B
• C
• D

Tags

CCSS.HSA.REI.C.9