1,953 Answered Questions for the topic linear algebra

Linear Algebra Math

09/06/23

Need help solving

You are going to explore whether a relationship exists between the cost of a property (properties are labeled with color coded rectangles) and its distance from Go.1. Explain the relationship you... more
Linear Algebra

09/06/23

Find a formula for a linear function that has x-intercepts 14 and y- intercept -16?

Find a formula for a linear function that has x-intercepts 14 and y- intercept -16?
Linear Algebra Calculus

09/05/23

Consider the two lines L1: x = -2t, y = 1 + 2t, z = 3t and L2: x = -9 + 5s, y = 3s, z = 4 + 2s. Find the point of intersection of the two lines.

This is a question I worked with a student during a tutoring session.When working with me as your tutor, I not only show you how to solve the problems, I leave you with a detailed PDF file to... more
Linear Algebra

08/27/23

Length of each side of the triangle

Two sides of a triangle have the same length. The third side measures 3 m less than twice the common length. The perimeter of the triangle is 25m. What are the lengths of the three sides?
Linear Algebra

08/21/23

Suppose z varies directly with y and directly with the cube of x . If z = 8640 when x = 6 and y = 10, what is z when x = 9 and y = 2?

Suppose z varies directly with y and directly with the cube of x . If z = 8640 when x = 6 and y = 10, what is z when x = 9 and y = 2?
Linear Algebra

08/10/23

quadratic function

A manufacture has been selling 1200 television sets a week at $390 each. A market survey indicates that for each $29 rebate offered to a buyer, the number of sets sold will increase by 290 per... more
Linear Algebra Math English Algebra 1

08/07/23

I'm a resident of Pakistan, can i teach at your site?

I'm from Pakistan, am i eligible to apply as a online tutor at your site?
Linear Algebra

07/16/23

Need help with linear algebra question.

In this problem, you’ll work with some new definitions. Before attempting the problem, read the definitions carefully.Definition 1 Let A be an n × n matrix. • We define A to be happy if A^2 = A. •... more
Linear Algebra

07/16/23

For each part, determine if you believe the statement is true or false, and justify your answers as appropriate.(linear algebra)

For each part, determine if you believe the statement is true or false, and justify your answers as appropriate.(a) Let k ≥ 1 be an integer. If λ is an eigenvalue of a square matrix A, then λ^k is... more
Linear Algebra

07/16/23

Need help with linear algebra problem involving diagonalization.

1. Let A be the matrix given below, in which a and b are real numbers.A = [1 0 0 b][0 a a 0][0 0 a 0][0 0 0 b](a) Find all values of a and b for which A is diagonalizable.(b) For any values for... more
Linear Algebra Math Algebra 1 Algebra 2

06/26/23

Expand the function f(x) = 1/(3-x) in a Taylor series around a=2 and determine the interval of convergence.

Hi can u help me solve this question step by step. I dont reaaly understand and it would be perfect to have a visual reference. Thanks
Linear Algebra Physics

06/22/23

Special Relativity Question

Given 2 events, A and B, given in space-time coordinates ( ct, x ) as the following:A: ( ct, x ) = ( 2, 3 )B: ( ct, x ) = ( 3, 5 )a) Find the fraction of the speed of light, β, that will cause the... more
Linear Algebra Math Algebra 1 Algebra 2

06/21/23

Find the sum of the following convergent series: a)∑_(n=1)^∞ n/(n+1)! b) (∑_(n=1)^∞ 2/5^n)-(∑_(n=1)^∞ 3^n/5^n)

Can you help me with this problem step by step. Usually I dont have problems with these but now I don't understand nothing
Linear Algebra Math Algebra 1 Algebra 2

06/21/23

"Study the convergence of the series whose first terms are as follows: 1/2 + 7/9 + 13/28 + 19/65 + 25/126 + ...

Can you help me find the answer of this problem step by step so I can understand? Thank you!
Linear Algebra Math Algebra 1 Algebra 2

06/21/23

Here are the first five terms of a sequence: 3/5, 3/4, 12/11, 12/7, 48/17, ... a) Find the general term. b) Determine if this sequence converges or diverges. If it converge, state the number

can u help me with these questions by showing me the answer setp by step. I dont really understand.
Linear Algebra Math Algebra 1 Algebra 2

06/21/23

Expand the function f(x) = 1/x + 3 into a Taylor series around a = -2 and determine the interval of convergence."

Hi, I dont really understand this questioon can you give me the answer step by step so I can understand how to solve this problem
Linear Algebra Differential Equations

06/16/23

Suppose a tank contains 5 gallons of water and 1 pound of salt. The tank begins draining at 2 gallons per minute as fresh water is added at 1 gallon per minute.

Suppose a tank contains 5 gallons of water and 1 pound of salt. The tank begins draining at 2 gallons per minute as fresh water is added at 1 gallon per minute. How much salt is in the tank after 4... more

Online Resources for ML/NNs

I am a novice programmer with a bit of conceptual background in ML/NNs, but I haven't programmed much in Python. Besides tutorials like Kaggle or platforms like Coursera/Edx, what are some free... more
Linear Algebra

05/31/23

Find at least 4 ordered pairs

Create a table of values for each equation and sketch the graph. Write out all steps to answer the problem.
Linear Algebra

05/29/23

Linear programming

So far, we are using elementary row operations to solve for BFS. First describe an LP problem in standard form, and then explain how matrix inverse can be used to solve for BFS at any iteration.... more
Linear Algebra

05/29/23

linear programming

Consider an LP problem in Standard form, z = cTx. Let xBn, xNn be the BV, NBV in the n th iteration of the simplex algorithm, cBi, cN i be the coefficient vector of xBn, xNn in the first equation... more
Linear Algebra

05/29/23

Linear programming

Consider a standard LP: maximize : z = cTx (1) subject to : Ax = b (2) and x ≥ 0 component-wise (3) Suppose in addition that the LP has an optimal solution. Prove that this LP must have an optimal... more

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