[1 -1 1] [0 -1 0] [0 0 2] (the brackets are all suppose to be combined) Answer: first row=? second row=? third row=?
[1 -1 1] [0 -1 0] [0 0 2] (the brackets are all suppose to be combined) Answer: first row=? second row=? third row=?
A souvenir shop gave away small gifts valued at $5 for sales of $25-$74.99, medium gifts valued at $8 for sales $75 - $149.99, and large gifts valued at $12.50 for sales about $150. The store gave...
2x+10y=-12 -3x+y=34 I have the matrix and what to multiply it by except the last one. I'm really lost. Please help and show work. 2 10 -12 ...
x+3y=-18 3x-y=16 I have the matrix but i'm lost on the rest of it. Please show work. 1 3 -18 3 -1 16
A ceramics workshop makes wreaths, trees and sleighs for sale at Christmas. A wreath takes 3 hours to prepare, 2 hours to paint and 10 hours to fire. A tree takes 17 hours to prepare, 3 hours to paint...
What matrix multiplication combinations are possible? My book says that it is impossible but the only options are AB, BA, AA, BB and states (select all that apply.) I would say AA, and BB but...
U=-1/4,-2 -5,-4/3 and v= -3/4,4 6,-2/3
A= 5/12,-4 -3/7,-9/3
-3,4 -5,8
X= -4,7,-3 5,-2,1
A=2,8 0,-4 -1,6 And b=-4,0 -7,-5 1/4,-2
let A= [-6 5 1 7 5 8] and B = [7 -3 ...
The system has how many solutions
-3R2+2R1→R2 For the matrix below 3,5,-6 -2,-1,4
Let M=[1 -2 1 4] Find formulas for the entries of Mn, where n is a positive interger
Let A= [1 -4 5 4 2 -8 10 8] Describe all solutions of Ax=0 x=x2 ?+x3 ? +x4?
How do you solve the question, step by step
Consider the following two systems -6x-y=2 2x-9y=3 -6x-y=3 2x-9y=2 Find the inverse of the (common) coefficient matrix of the two systems. A-1=...
An outdoor amphitheater has 25,000 seats. Ticket prices are $15, $17, and $25 and the number of tickets priced at $17 must equal two times the number priced at $25 How many tickets of each type should...
We are learning about Matrices and it's still a little confusing for me.