Algebra-Matrix

posted by .

What element is a location a_23 of matrix A, if

|4 -3 4|
5 0 -6
7 2 -8

I have the answer at -6
Is this correct?

  • Algebra-Matrix -

    yes

  • Algebra-Matrix -

    Solve for x
    Matrix

    (5x-8 1 = (2 1
    3 4m-1) 3 7m +6)

    How do I do this?

  • Algebra-Matrix -

    Solution of the determinant? Matrix
    |1 7
    0 3|

    How do I do this?

  • Algebra-Matrix -

    1)Solve the system
    5x-8=2
    4m-1=7m+6

    2)Determinant=1*3-0*7

  • Algebra-Matrix -

    answer
    1. ?
    2. 3

  • Algebra-Matrix -

    1.
    5x = 10 so x = 2
    2. 3 is correct

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. math,algebra II

    I have to work with these types of problems dealing with matrises can someone show me how to solve them.Heres one of them: Directions: Find the values of the variables in each equation in the first matrix it looks like this a+2 3z+1 …
  2. Algebra II

    I skipped algebra I so I never learned about matrices. If you had a 2X3 matrix & multiplied it by a 3X2 matrix, what size would the product matrix be?
  3. MATHS----Matrix

    For a given square matrix A the predicted values of matrix B are: predicted B=A(A'A)^(-1)A'B why is the matrix C=A(A'A)^(-1)A' an idempotent and symmetric matrix?
  4. Maths: Algebra Matrices Class 12th

    matrix{{0, 1, -1}, {2, 1, 3}, {1, 1, 1}} matrix{{1, -1, x}} matrix{{0}, {1}, {1}}=0 Find the value of x Don't give me the direct answer. Please tell me how to go about this. Draw in your notebook and then solve
  5. Algebra-Matrix

    How would I do these Matrices? 1. |1/2 14 10 -8| 2, Let matrix A = [8 -2 4 7 ] Let matrix B = 2A, Find b_22
  6. Algebra

    Calculate elements the listed element for the product matrix. matrix[1, 2, -3_3, 4, 0_-9, 7, 8_9, 3, 2]Xmatrix[11, 7, 9, -5_5, -9, 1, 6_4, 2, -3, -8] Can someone please help me with this. I'm desperate.
  7. Math

    Hi! I need help with these two questions. Thanks! :) 1.) Can we multiply the Matrix A (which is 3 x 4 matrix) by the other matrix, Matrix B (which is 3 x 4 matrix)?
  8. Math

    When you are multiplying a 7 x 3 matrix by a 3 x 2 matrix, what would the resulting matrix be of which order?
  9. Matrix

    I was wondering if you have a matrix (AB)t does matrix A and B both become transposed?
  10. Matrix question

    I was wondering if you have a matrix (AB)t does matrix A and B both become transposed?

More Similar Questions