Write the matrix of the system, find it's inverse, and use it to solve the system. If the system has an infinite number of solutions, express them in terms of the parameter z. 5x + 3y 13z = 3 - 9x + y 17z = - 31 3x Y 7z = 5 X = y = Z= + +

Q: y"+y' - 2y = x2

A: Solution :-

Q: A satellite that is launched vertically is tracked by a radar station located on the ground 4 km…

A: Here the height of the horizontal distance between the launch pad and the radar, the height of the…

Q: The line of best fit through a set of data is y=-39.761 +3.894x According to this equation, what is…

A: The regression line is:y=−39.761+3.894x  ; x is independent variable and y is dependent…

Q: Let A be an m x n matrix, and let B and C have sizes for which the indicated sums and products are…

A: If the product AB is defined, the entry in row i and column j of AB is the sum of the products of…

Q: should i write it with variables like x = 11, y = 11, z = 4? but it says exact number, no tolerance.…

A: The answer has exact form. You will not have to enter the variables.

Q: X 3.08 .5 O5

A: USING SIMPLE MATHEMATICS RULE

Q: the veterinary pharmaceutical company has developed a new drug that is touted to enhance a dog's…

A: The variables are defined as: X=% of drug  in the dog's blood stream and,  y=number of hours the dog…

Q: Solve for S2 within using the following: x=27.8; s²= 7.56; N₁ = 1 x₂ = 21.8; s²= 2.92; N₁ = 4 2 x =…

A: Given x¯1=27.8, s12=7.56, N1=4 x¯2=21.8, s22=2.92, N2=4 x¯3=33.5, s32=5.66, N3=4

Q: The specialized magazine Negocios de América has an annual registration fee of $ 20, and last year…

A: Given information: Annual registration fee of a magazine = $ 20. Number of subscriber  = 2,000 For…

Q: 1+ 2х 3- 4г 29. g(x) Answer

A: we have to  differential of g(x) and y

Q: A plane left 30 minutes later than the schedule time and in order to each its destination 1500 km…

A: Explanation of the answer is as follows

Q: Suppose a new drug is intended to improve walking distance in patients with Parkinson’s Disease. A…

A: Consider n1 and n2 are the sample sizes defined as number of patients in before and after drug use.

Q: Find an equation of variation in which y varies inversely as x, and y = 15 when x = 0.5. Please…

A: Topic = Algebra

Q: Suppose proit is given by: profit = 4.55x - 2109.66. If cost per unit of this good is $15.51, what…

A: The relationship between profit, revenue, and cost must be taken into account in order to determine…

Q: Suppose that you have bought a total of 3000 shares of stock of a particular company. You bought…

A: There are 1200 shares of stock at $17 per share, 1000 shares of stock at $11 per share, and the…

Q: Many bank accounts never go below zero. But some banks will allow a negative balance, at least for a…

A: Let's break down the problem step by step to clearly understand how we arrive at the initial…

Q: Explain how it can happen that an object with negative acceleration could speed up.

A:

Q: I am very bad with verbal problems and I have this one in my test review and I'm stuck. I don't know…

A: The problem concerns calculating relative velocity

Q: 3. In a 36 lap race, each car must make a pitstop which takes 27s and must change tyres from the…

A:

Q: How does estimation help you when working with money amounts?

A: Estimation: Estimation means approximating a quantity to the required accuracy. This is obtained by…

Q: It's supposed to be rounded (Round your answer to four decimal places.)

A:

Q: 6. In 2009, Usain Bolt broke his own world record for the 100 meter race, running it in just 9.58…

A: Both exercises are concerned with converting from one system of units to another (in appropriate…

Q: A 10-foot ladder is standing vertically against the side of a building. To show you a related rates…

A: