Algebra equation solving by Matrix

Algebra equation solving by Matrix

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...

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

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

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

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 : ...

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

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

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...

Given a 3 × 3 matrix B with real entries, suppose that the system of linear equations determined by B(x1 x2 x3) = (0 1 1) (they should be column matrices.) has infinitely many solutions...

determine if {A ∈ M3x3 (R) : Tr(A) = 0 } is a subspace of M3x3 (R)

$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 $3 per lb. the bag will contain...

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...

Taylor's and Sower's are two stores that do alterations of garments. Neither store has achieved 100% customer loyaty: 35 % of Taylor's customers take their next job to Sower's, and 45 % of Sower's...

Nissa and Juancho have $90 together. Nissa has 8 more dollars than Juancho. How much does each have? (I have to set up a matrix and solve) I know N+J=90 and J=N+8

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

Say there is Q(x)=3x12 + 3x12 + 2x1x2 , where there's a vector x = [x1 x2]T. I need to find a change of variable x=Uy, where y=[y1 y2]T so that...

a) the sum of two numbers is 37. the secound number is 3 more than the first number. write a system of equations to represent the given information b) write a matric equation for the...

Let's say that a and b are independent vectors, while x and y are non-zero scalars. Suppose there is a matrix A = [a xa b...