x1+x2=-4 x2+x3=-4 x3+x4=4 x1+x4=4 x1= x2= x3= x4=
x1+x2=-4 x2+x3=-4 x3+x4=4 x1+x4=4 x1= x2= x3= x4=
4x1+x2=-3 8x1+2x2=-6 x1= x2=
7 -3 2 14 h 4 h=?
8 -6 h -24 18 3 h=?
1 1 0 0 -4 0 1 1 0 -4 0 0 1 1 4 1 0 0 1 4 x1=? x2=? x3=? x4=?
4 1 -3 8 2 -6 x1= x2=
x1+x2=-4 x2+x3=-4 x3+x4=4 x1+x4=4
Solve the system by finding the reduced row-echelon form of the augmented matrix. x+2y-4z=-4 -x-y+3z=2 x+3y-5z=-6 How many solutions are there to this system?
-3 1 -3 21 2 3 3 -6 2 0 -3 3
Matrix A= 7 -7 Matrix B=3 0 -1 Matrix C=x 1 ...
x+2y-4z=-4 -x-y+3z=z x+3y-5z=-6 How many solutions are there to this system?
... and evaluate the corresponding matrix product. p=(1342) so I have matrix p=[(0010),(1000),(0001),(0100)], and I have p=(13)(34)(42), but I don't really understand...
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...
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...
2 4 4 2 x -10 =740 -5 9 3
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...
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...
What 3 by 3 matrix E multiplies (x, y, z) to give (x, y, z+x)?
8.8x -1.5y+1.6z=13.32 3.3x+3.0y-0.1z=1.24 5.5x+4.5y+3.2z=18.76
is it 3x1