Given the matrices below showing grades, marks, and population distribution by class, how many males scored <80%? Sr3...
Given the matrices below showing grades, marks, and population distribution by class, how many males scored <80%? Sr3...
If the current market share for each company is Chevy 35%, Ford 40% and Honda 25%, what is the market share for each company after the purchase of the next car? (i.e. find the state vector after one...
A= 0.8 0.2 D= 6 X= ? 0.1 0.4 3 ...
Assume that the production of 1 unit of steel requires 0.8 units of steel and 0.2 units of lumber, and that the production of 1 unit of lumber requires 0.1 units of steel and 0.4 units of lumber. Find...
The full question is: Margie is responsible for buying a week's supply of food and medication for the cats and dogs at a local shelter. The food and medication for each dog costs twice as much as...
i dont know how to graph this, someone please help me
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
Solve the system x1+x2-4x3=3 3x1+4x2+3x3=-8 x1=? x2=? x3=?
[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 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...
-3,4 -5,8
U=-1/4,-2 -5,-4/3 and v= -3/4,4 6,-2/3
A= 5/12,-4 -3/7,-9/3
A=2,8 0,-4 -1,6 And b=-4,0 -7,-5 1/4,-2
X= -4,7,-3 5,-2,1
Currently, 35% of all hot dogs sold in one area are made by Dogkins and 65% by Long Dog. Suppose that Dogkins started a heavy advertising campaign. After the campaign, it was found that 80% of Dogkins...
C=2/3,6 4,-3/4 and d= -4/3,-5 -2,-1/4