Prove that if (x, y, z) are real numbers such that (x+y+z=0), then (x y+) (y z+z
Question:
Prove that if \(x, y, z\) are real numbers such that \(x+y+z=0\), then \(x y+\) \(y z+z x \leq 0\).
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 100% (QA)
Answered By
Somshukla Chakraborty
I have a teaching experience of more than 4 years by now in diverse subjects like History,Geography,Political Science,Sociology,Business Enterprise,Economics,Environmental Management etc.I teach students from classes 9-12 and undergraduate students.I boards I handle are IB,IGCSE, state boards,ICSE, CBSE.I am passionate about teaching.Full satisfaction of the students is my main goal.
I have completed my graduation and master's in history from Jadavpur University Kolkata,India in 2012 and I have completed my B.Ed from the same University in 2013. I have taught in a reputed school of Kolkata (subjects-History,Geography,Civics,Political Science) from 2014-2016.I worked as a guest lecturer of history in a college of Kolkata for 2 years teaching students of 1st ,2nd and 3rd year. I taught Ancient and Modern Indian history there.I have taught in another school in Mohali,Punjab teaching students from classes 9-12.Presently I am working as an online tutor with concept tutors,Bangalore,India(Carve Niche Pvt.Ltd.) for the last 1year and also have been appointed as an online history tutor by Course Hero(California,U.S) and Vidyalai.com(Chennai,India).
4.00+
2+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Mathematics questions
-
In this question assume that p and q are atomic formulae. (a) Compare and contrast path formulae and state formulae in temporal logic. [4 marks] (b) Describe and contrast the meanings of F(G p) and...
-
CANMNMM January of this year. (a) Each item will be held in a record. Describe all the data structures that must refer to these records to implement the required functionality. Describe all the...
-
QUIZ... Let D be a poset and let f : D D be a monotone function. (i) Give the definition of the least pre-fixed point, fix (f), of f. Show that fix (f) is a fixed point of f. [5 marks] (ii) Show that...
-
Use Figure 5.25 to encode or decode the messages in Problems 3748. Multiply by 4 and add 10. WDVCTWDVGLR JR VCT RZFNTWT KZP.TY.
-
The shear strength of a normally consolidated clay can be given by the equation f = ' tan 27. Following are the results of a consolidated-undrained test on the clay. Chamber-confining pressure = 150...
-
Graph each function using a window that gives a complete graph. 1. 2. 3. 4. 12x 12 x +1
-
(Appendix 9B) Explain the basic difference between future value and present value.
-
You and a business partner opened a fitness gym three years ago. Your partner oversees managing the operations of the gym, ensuring the right equipment is on hand, maintenance is conducted, and the...
-
1 1 - 6 0 . Cost Allocation: Step and Reciprocal Methods Dunedin Bank has two operating departments ( Retail and Commercial ) and three service departments: Operations, Information Technology ( IT )...
-
Suppose a sample yields estimates \(\widehat{\theta}_{1}=5, \widehat{\theta}_{2}=3\) with asymptotic variance estimates 4 and 2 and the correlation coefficient between \(\widehat{\theta}_{1}\) and...
-
Prove the following inequaltities for any positive real numbers \(x, y\) : (i) \(x y^{3} \leq \frac{1}{4} x^{4}+\frac{3}{4} y^{4}\) (ii) \(x y^{3}+x^{3} y \leq x^{4}+y^{4}\).
-
What are the major nontariff restrictions affecting international business? Describe the difference between tariff and nontariff restrictions.
-
Make a Java class to find the difference between the sum of the cubes of the first one hundred natural numbers (1 to 100) and the cube of the sum of the first 100 natural numbers. You may use either...
-
2.2 Calculate the cutoff frequency for this filter. It is also a RC filter so you can use the same equation. Calculated f = 2.3 You could use the same step-by-step process to estimate the cutoff...
-
1. In the overall analysis of External costs, explain he generalization of the majority of the project decisions according to cost accounting 2.analyse the profitability measures regarding the time...
-
You are given the following information about a one-year term insurance policy with a face amount = $100,000. Insured: Male, age 60 Interest rate: 4.00% Net Premium: $1,200.00 What is the probability...
-
5. (8 points) Use differentials (linear approximation) to find an approximation to 3.8. Write your answer as a reduced fraction.
-
Alternative denominator-level capacity concepts effect on operating income. Lucky Lager has just purchased the Austin Brewery. The brewery is two years old and uses absorption costing. It will sell...
-
How many years will it take a $700 balance to grow into $900 in an account earning 5%?
-
Analyze the cost-volume-profit relationship for Ford Motor Company. The company sells its vehicles for $30,000 per unit. The variable cost per unit is $20,000, and the total fixed costs are...
-
Assume that a company is choosing Detween two aiternatives - keep an existing macnine or repiace it With a new machine. The costs associated with the two alternatives are summarized as follows: \...
-
Select the best answer for the question. 1 7 . The following standards for variable manufacturing overhead have been established for a company that makes only one product: Standard hours per unit of...
![Mobile App Logo](https://dsd5zvtm8ll6.cloudfront.net/includes/images/mobile/finalLogo.png)
Study smarter with the SolutionInn App