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Worksheet: Entries of Matrices

Q1:

Given what is 𝐴 2 , 3 ?

Q2:

Given that find , , and .

  • A , ,
  • B , ,
  • C , ,
  • D , ,

Q3:

Given which are the negative entries of 𝐴 ?

  • A 𝐴 1 2 , 𝐴 2 , 2 , 𝐴 1 , 3 , 𝐴 4 , 3
  • B 𝐴 2 1 , 𝐴 2 , 2 , 𝐴 1 , 3 , 𝐴 4 , 3
  • C 𝐴 2 1 , 𝐴 2 , 2 , 𝐴 3 , 1 , 𝐴 3 , 4
  • D 𝐴 1 2 , 𝐴 2 , 2 , 𝐴 3 , 1 , 𝐴 3 , 4
  • E 𝐴 1 2 , 𝐴 2 , 2 , 𝐴 1 , 3 , 𝐴 3 , 4

Q4:

Consider the matrices and . Determine and .

  • A ,
  • B ,
  • C ,
  • D ,
  • E ,

Q5:

Given that is a matrix of order , with , , , and , find the matrix .

  • A
  • B
  • C
  • D
  • E

Q6:

Given that is a matrix of order , where , , , , , and , determine .

  • A
  • B
  • C
  • D