8 pens and 7 pencils cost $3. 37, while 5 pens and 11 pencils cost $3.10.

8 pens and 7 pencils cost $3. 37, while 5 pens and 11 pencils cost $3.10.

A=1 -3 2 5 C=1 -1 -1 2 (1) Find a matrix B such that AB=C (2) Find a matrix D such that DA=C

Can someone help me find X in this matrix equation: AX-2E=A^2 + XA Any help would be appreciated.Thank you!

Is it possible to solve a matrix by only having one row and one column of data? For example: ...

please help this is driving me crazy

Find the multiplicative inverse of the matrix, if it exists. A = −5 5 6 4

Find the values of a and b such that the following system has solution (1, −2, 3). [1 a b 1] [2b 2a 5 13] [2a 7...

http://i.imgur.com/PknZsfZ.png I'm confused on why the first row has values 0 + yk+1 + 0 and the second row has 0 + 0 + yk+2

Algebra equation solving by Matrix

I1-I2-I3=0 1714I2+1000I3+250=0 -1714I2-2000I3+500=0

Four college friends – Wayne, Garth, Dana, and Mike (whose last names are Campbell, Algar, Carvey, and Myers) – love to watch the movie Wayne’s World. They each play one instrument in a four-piece...

I have a matrix multiplication in order to receive an equation. I have solved it, but I'm not sure of the answer. Can you guys help me out here.?? The first matrix is a 2×2 matrix : ...

5x-6y=-8 3x-y=3

Construct a 2x3 matrix when d= [(-1)^i (j^3)]

Matrix Q- A²=(9 8 4 9) , Then A can be ? Help me please

if A inverse matrix is given then is it able to find determinant of A(find determinant of A matrix NOT the determinant of A inverse matrix)plz tell me its urgent

Elimination produces A = LU. The eigenvalues of L are on its diagonal. They are... The eigenvalues of U are on its diagonal. They are all... The eigenvalue of A is not the same as ... I...

In A.A-1 = A-1.A How (A-1)-1 = A ? Tell me the process

$1500 is invested in a fund that pays an annual interest rate of X%. $3000 is invested in a fund that pays an annual interest rate of Y%. The combined annual interest from both funds is $210. The...

Starbucks wants to sell a 10 lb bag of coffee consisting of 3 flavors: vanilla, hazelnut, mocha.The vanilla sells for $2 per lb; hazelnut for $2.50 per lb; mocha for 43 per lb. the bag will...