1,954 Answered Questions for the topic linear algebra
Linear Algebra Algebra 2
02/26/23
The vertices of a feasible region are (0,3) (4,6) (0,0) and (7,3). What is the maximum value of the function P = 4x + 3y?
The vertices of a feasible region are (0,3) (4,6) (0,0) and (7,3). What is the maximum value of the function P = 4x + 3y?
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Please I need the answer to this, it would be greatly appreciated.
A specific radioactive substance follows a continuous exponential decay model. It has a half-life of 21 minutes. At the start of the experiment, 34.7g is present.(a) Let t be the time (in minutes)...
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Linear Algebra
02/25/23
Help I dont understand how to do this!!
Consider a population that grows according to the recursive rule Pn=Pn−1+80, with initial population Po=80.Then:P1= P2= Find an explicit formula for the population. Your formula should...
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I want to take this matrix in row echelon form but got stuck.Can someone tell me the row operations step by step for this matrix?
A =2 6 3 12 1 0 −23 −2 1 10 6 2 0
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How to determine this?
Determine whether the set of all pairs of real numbers of the form (x, y), where x ≥ 0, with the standard operations on R2 is a vector space or not
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How to solve this?
x1 + 2x2 + x3 + x4+ 5x5 = 0−5x1 + 10x2 + 3x3+ 3x4+ 55x5 = −8x1+ 2x2 + 2x3 − 3x4 − 5x5= 14−x1− 2x2+ 6x3 − 12x4 + 8x5= −2(a) Determine whether the non-homogeneous system Ax = b is consistent.
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02/23/23
g(x)=ln(ln(ln(f(x)))), f(2)=A, and f′(2)=B find derivative at x=2 g'(2)=?????
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Linear Algebra
02/23/23
Consider the competition model defined by
Consider the competition model defined by dx/dt = x(2 - 0.4x -0.3y) dy/dt = y(1 -0.1y - 0.3x),where the populations x(t) and y(t) are measured in thousands and t is measured in years. Analyze the...
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02/22/23
Question about Algebra/Precalculus and other topic of Algebra
What strategy that can help me improving my learning in Algebra/Precalculus and other topic of Algebra in college?
02/22/23
problem for linear Program
Problem 4A calculator company produces a scientific Calculator and a graphing calculator. Long-term projections indicate an expected demand in a market of at least 70 scientific and 50 graphing...
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02/22/23
Linear Program Word Questions
Problem 4A calculator company produces a scientific Calculator and a graphing calculator. Long-term projections indicate an expected demand in a market of at least 70 scientific and 50 graphing...
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Linear Algebra
02/22/23
Show that if the columns of B are linearly dependent, then so are the columns of AB.
Show that if the columns of B are linearly dependent, then so are the columns of AB.
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Linear Algebra
02/22/23
S= {r,u,d,x}. If x = r + 2u + 2d (Linearly Dependant) then what is a non-trivial linear relation between r, u, d, and x = 0?
Linear Algebra Prealgebra
02/21/23
Linear Programing Questions
Problem 3Farmer Billybob has up to 10 acres to plant in either wheat and/or rye. But he has to plant at least 7 acres. However, he has up to $1200 to spend, and each acre of wheat cost $200 to...
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Linear Algebra Prealgebra
02/21/23
Linar Programing Questions
linear programming problem 1 Sandy Wich runs a mobile lunch cart/land where he still sells hot dogs and hamburgers at the TCC Picnic on Saturday. Sandy has at most 100 hots dogs to sell and at most...
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Linear Algebra Prealgebra
02/21/23
Linear Programming word problem
linear programming problem 2Gorilla Joe Costumes runs a Costume company that supplies custom gorilla suits for sale to customers. The company has two sizes, the Gorilla and the Chimp Gorilla. The...
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Linear Algebra
02/21/23
Let A, B be two positive definite matrices. Prove that if AB = BA, then AB is a positive definite matrix.
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Linear Algebra
02/21/23
How to find the solution?
point) Find a non-trivial linear combination of a�, b� and c�.0–=0_= a+�+ b� ++ c� .
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Linear Algebra
02/20/23
verify that S=the x "axis" =((x,y):y=0) is a subspace of V=R^2
Measure Theory - Sigma Algebras
Could anyone help me with the question which can be found at: https://drive(dot)google.com/file/d/1693ucCYYV6W39j3D5HnPdQnDDy39EiXD/view?usp=sharingI would really appreciate if someone can help me...
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Linear Algebra
02/19/23
Solve the given system of equations using the elementary row operations.
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Linear Algebra
02/18/23
Find the y-intercept and the slope of a line if y = 5/2
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Linear Algebra
02/18/23
Linear equation
Piggy bank containa 27 coins consisting of nickels (×), dimes (y), and quarters (z). The total amount of money in the bank is $5.05. If the number of quarters is twice the number of nickels and...
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Need help solving this problem
Suppose that we don't have a formula for g(x) but we know that g(1)=-4 and g'(x)= sqroot (x^2+8) for all xa) Use a linear approximation to estimate g(0.9) and g(1.1).(b) Are your estimates in part...
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Linear Algebra
02/16/23
the mechanics money
Two mechanics worked on a car. The first mechanic worked for 20 hours, and the second mechanic worked for 15 hours. Together they charged a total of 3475. What was the rate charged per hour by each...
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