label the augmented matrix(A:I), the resulting inverse(I:A^-1), column vector B, column vector of variables X, such that A^-1B=x 3x-5y=-5 6x-11y=-14 along...

label the augmented matrix(A:I), the resulting inverse(I:A^-1), column vector B, column vector of variables X, such that A^-1B=x 3x-5y=-5 6x-11y=-14 along...

A is non singular square matrix of order n and k is a non zero scaler

The marketing division of a company has a budget of $30,000 for advertising. A television ad costs $1000, a radio ad cost $200, and a newspaper ad costs $500. The department wants to run 60 ads per...

Tickets for a redeo sold for $25 for adults, $15 for students,, and $20 for senior citizens. On Thursday night 200 people attended the rodeo. The number of student tickets was the same as the number...

Why we need to learn to find the inverse matrix of a matrix?

just need three equations so i can create the matrices and i can solve from there.

Assume that producing 1 unit of coal requires 0.4 units of coal, 0.1 units of lumber, and 0.2 units of steel; that producing 1 unit of lumber requires 0 units of coal, 0.7 units of lumber, and 0.2...

[1 -1 1] [0 -1 0] [0 0 2] (the brackets are all suppose to be combined) Answer: first row=? second row=? third row=?

If A and B are any matrices of order 2×1, why does the product ABt have no inverse?

I tried to find the inverse but in all my multiplying, it ended up not being a inverse matrix and instead a random set of fractions in my matrix.

I need help with finding the inverse of the matrix for, -9 5 6 -3 I...

Production- Pretzels cost $4 per lb., dried fruit cost $5 per lb., and nuts cost $9 per lb. The three ingredients are to be combined in a trail mix containing twice the weight of pretzels as dried...