Elementary row operations, Mathematics

Assignment Help:

Anne, Betty and Carol went to their local produce store to buy some fruit. Anne bought one pound of apples and two pounds of bananas and paid $2.11. Betty bought two pounds of apples and one pound of grapes and paid $4.06. Carol bought one pound of bananas and two pounds of grapes and paid $4.45.

 (a) Let x = price of a pound of apples, y = price of a pound of bananas and z = price of a pound of grapes. Write out 3 linear equations representing the purchases of Anne, Betty and Carol.

(b) Write out the augmented matrix for your system of 3 linear equations of part (a).

(c) Use elementary row operations to row reduce the augmented matrix of part (b) to a reduced row-echelon matrix.

 (d) What is the price per pound for each of the three fruits?


Related Discussions:- Elementary row operations

Describe a business, a. Write an exponential function that could model the ...

a. Write an exponential function that could model the information in this graph.   b. Describe a business, scientific (not mathematical), or economic situation for what thi

Statistics, if the sum of mean and variance of a binomial distribution is ...

if the sum of mean and variance of a binomial distribution is 4.8 for five trials, the distribution

VAM, applications of VAM.

applications of VAM.

Geography, How do you find the maxima or minima on a parabolic graph?

How do you find the maxima or minima on a parabolic graph?

Complex number, a ,b,c are complex numbers such that a/1-b=b/1-c=c-1-a=k.fi...

a ,b,c are complex numbers such that a/1-b=b/1-c=c-1-a=k.find the value of k

Algebra, Solve 2x^2 + 5x + 36

Solve 2x^2 + 5x + 36

Determine the volume of the box, Safe deposit boxes are rented at the bank....

Safe deposit boxes are rented at the bank. The dimensions of a box are (22x5x5) in. Determine the volume of the box? a. 220 in 3 b. 550 in 3 c. 490 in 3 d. 360 in 3

Lim x, Q. lim x tends to 0 (5 tanx sinx upon x square) here ( ) this bracke...

Q. lim x tends to 0 (5 tanx sinx upon x square) here ( ) this bracket indicates greatest integer function Ans: You can calculate the limit of this function using basic concept of

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd