1,977 Answered Questions for the topic linear algebra

Linear Algebra Algebra 1 Algebra 2 Prealgebra

08/10/20

Trigonometry - Evaluating cube root
Hi peeps, how ya'll doing?I'm having a hard time to understand the following questions, would someone please explain them to me?Thank you so much in advance! Evaluate the cube root of z =... more
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08/09/20

Linear Algebra w/ Objective Function & Constraints
Quality Security runs a state prison. Part of their contract requires them to provide each inmate with at least the minimum nutritional requirements. After the inmate’s daily meals, it has been... more
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Linear Algebra

08/09/20

calculate |axb|, when |a|=3 and |b|=5 and the angle between a and b is Θ= 45
please give me answer quickly.
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08/08/20

Linear Algebra/Objective Function & Constraints
Consider the problem: “LUX Investments has three different possibilities. The first investment will pay 3% after the first year, the second 3.5%, and the third 6%. LUX has decided to invest... more
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08/08/20

Linear Algebra/Objective Function & Constraints
Consider the problem:“Wonder Widgets Co. manufactures three types of widgets: Standard Widget (SW), Gigantic Widget (GW), and Mini-Widget (MW) . Each widget must pass through four work centers. The... more
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Linear Algebra Math

08/08/20

Dimension of space vectors
What is the dimension of the space of vectors in R^5 having the form of: (a-3b, b-a, a+2b, a, b)? Please show a step by step solution.
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08/07/20

Please help with this question!
Use the method of Power Series to solve the following nonlinear ODE:Please only use Power series method.
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08/07/20

Please clerify this question!
Given the following 1st order linear homogeneous system: its coefficient matrix    has two repeated real eigenvalues      but only one independent eigenvector    I got an answer below but I am not... more
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08/06/20

Someone please help with this question!
x'=-x+2yy'=-2x+3yWhat is the genral solution with C1 and C2?λ1=λ2=1Eigenvector= [2][2]
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08/04/20

Someone please help non-linear system!
Given the following non-linear system: find its critical points and classify the solution behavior of the non-linear system near each critical point using the linearization method.In other words,... more
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08/03/20

Please help with ODE question.
Use the Eigenvalue Method to solve the following system of ODEs:  My answer was λ3 +3λ2-4=0Eigenvalues: 1, eigenvector: 1, -1, 1Eigenvalues: 2,eigenvector: -1, 1, 0
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08/03/20

Please help with ODE!!
Use the Eigenvalue Method to solve the following system of ODEs:  My answer was λ3 +3λ2-4=0Eigenvalues: 1, eigenvector: 1, -1, 1Eigenvalues: 2,eigenvector: -1, 1, 0
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08/03/20

Someone please help me with this question!!
Use the Eigenvalue Method to solve the following system of ODEs:   
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08/03/20

Someone please help with this question!!
Use the Eigenvalue Method to solve the following system of ODEs:   
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08/03/20

Please help with this question!!!
Given the following non-linear system:   A.) its critical points are   B.) its critical points are  C.) its critical points are  D.) the system has no critical point.
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08/02/20

Solve the ODE. Please help with this question!!!
Use the Eigenvalue Method to solve the following system of ODEs:     
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Linear Algebra Finite Math

08/02/20

Systems of Inequalities
Let Z = 5x + 11y. For the shaded region below where A = (2, 1), B = (10, 1), C = (8, 5), and D = (2, 9). max Z = min Z =
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Linear Algebra

08/02/20

Which term of the sequence

5, 14, 23, ....., is 239?
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Linear Algebra

08/02/20

Suppose an arithmetic sequence has

A8=-16 and a16=-40, find a1
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Linear Algebra Math Calculus Precalculus

07/30/20

Please help with the following question
If one eigenvalue of a 2 by 2 matrix   is     and a corresponding eigenvector of   is   , then the general solution of the system ODEs:A.)is  B.) can't be determined. Solving the system requires... more
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07/30/20

Please help me with this question.
Matrix is Not in reduced echelon form becauseA.)the last column has two non-zero elements.B.)ther than the leading 1 in the 3rd column, there is anothe non-zero element.C.)the non-zero element in... more
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07/30/20

Please help me with this question.
Matrixis an augenmented matrix of a linear system of equations and is in a Reduced Echelon form.If the system has only 1 solution, then A.)a=1, b=0, c can be any valueB.)a=1, b=1, c=0C.)a=0,... more
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07/30/20

Please help with augenmented matrix of a linear system of equations and is in a Reduced Echelon form
Matrix is an augenmented matrix of a linear system of equations and is in a Reduced Echelon form.If the system has only 1 solution, then A.)a=1, b=0, c can be any valueB.)a=1, b=1, c=0C.)a=0,... more
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07/30/20

please help with Eigenvalue question
Use the Eigenvalue Method to solve the following system of ODES:{x'(t)=x(t)+2y(t), y'(t)=-x(t)+4y(t)}
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07/30/20

Use the Eigenvalue Method to solve the following system of ODES
Use the Eigenvalue Method to solve the following system of ODES:  Hint: The corresponding coefficient matrix has a pair of complex eigenvalues.Please show steps.
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