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# Matrix Dalia inherited \$15,000.00 and invested part of it in a money market account, part in municipal bonds, and part in a mutual fund. After 1 year, she recei

Dalia inherited \$15,000.00 and invested part of it in a money market account, part in municipal bonds, and part in a mutual fund. After 1 year, she received a total of \$730.00 in simple interest from...

# how do you find the value of x in this matrix equation?

2    4    4 2    x    -10   =740 -5   9    3

# Find the number of pounds of apple produced by each country using any matrix method you know.

The top 3 apple growers worldwide Cola, Bola and Dola grew a total of about 74 billion lb of apples in a recent year. Cpla produced 44 billion lb more than the combined production of Bola and Dola...

# Optimal Strategy question

Bank Promotion. A town has only 2 banks. Bank R & bank C, and both compete equally for the town’s business. Every week, each bank decided on the use of one, and only one of the following means...

# What 3 by 3 matrix E?

What 3 by 3 matrix E multiplies (x, y, z) to give (x, y, z+x)?

# Use a matrix approach to solve the system

x − 3y − z = 13 3x + y − 4z = −13 −2x + 5y + 3z = −19   x = ? y = ? z = ?   (If the system has infinitely many solutions, express your answer...

is it 3x1

# Solve Linear Equations by Matrix Methods

8.8x -1.5y+1.6z=13.32 3.3x+3.0y-0.1z=1.24 5.5x+4.5y+3.2z=18.76

# can a 3 by 4 matrix be multiplied by a 4 by 1 matrix

can a 3 by 4 matrix be multiplied by a 4 by 1 matrix

# how to write a matrix A+2B=c as an equation in terms of x ??

how to write a matrix A+2B=c as an equation in terms of x , where A=(2 -3                                  ...