Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
find the least squars solution of axb retaining five places to the right of the decimal point finally verify that your
consider two vectors a and b with elements a1a2a3 and b1b2b3 respectivley express the projection of b onto a in terms
i am having a problem drawing the table for the following system define a universal set u as the set of counting
1 why did leontief use linear algebra techniques to create his model can you think of alternative methods2 what are the
1discuss each of the three operations in gaussian elimination what do they have in common and how do they help solve
two tanks each hold 3 liters of salt water and are connected by two pipes see figure below the salt water in each tank
using the least squares method answer the following in a word docmiddot what are the main strengths of this
the three elementary row operations come from a very natural place - they are thematrix equivalent of the same three
let a be an n n matrix define a trace of a to be the sum of the diagonal elements that istra ashow that the trace
2 finding unknownsdetermine the unknowns in the circuit shown in fig3how do electrical engineers use kirchoffs current
1 solve the system of equations by elimination7x 8y -554x 5y -342 ron and kathy are telemarketers ron contacts
1let v be a vector space and f v r a linear map let w be the subset of v consisting of all elements v such that fv0
true or false1 every linear system of four equations in five unknowns has infinitely many solutions2 if two systems of
two chemicals a and b are combined to form a chemical c the rate of the reaction is proportional to the product of the
a quick setting grout made from a mixture of cementsandwater and an additive is needed for a tunnelling projecttwo
a solve the equation uxy x2 y and its particular solution fur which u1y cosyb determine whether each of the following
a traffic engineer wants to know whether measurements of traffic flow entering and leaving a road network are
in each part find as many linearly independent eigenvectors as you can by inspection by visualizing the effect of the
exercise iv this problem is a partial investigation of which ntimesn matrices over c have cube roots that is for which
1when an input xn is applied to a digital filter which is a linear system the output is afind the transfer function of
engineers use the concept of thermal resistance r to predict the rate of heat loss through a building wall in order to
let f be a field and then is an n - dimensional vector spaceover f define a function by ashow that t is a linear
1 a coin is tossed and a die is rolled what is the probability that the coin shows heads and the die shows a 1 or a 2i
1 solve to the homogenous system of linear equations2x - 2y z 0 both equations are in the same -2x y z 0i got the
section 81solve each of the following systems by graphing each of the following10 2x - y 42x - y 612 x-2y 83x - 2y