ajwheeler01 ajwheeler01

25-07-2018
Mathematics

contestada

Solve the equation. Identify any extraneous solutions.

w=sqrt 7w

Respuesta :

29-07-2018

[tex]The\ domain:\\D:w\geq0\\\\w=\sqrt{7w}\ \ \ |^2\\\\w^2=7w\ \ \ \ |-7w\\\\w^2-7w=0\\\\w(w-7)=0\iff w=0\ \vee\ w-7=0\ \ \ |+7\\\\w=0\in D\ \vee\ w=7\in D[/tex]

Answer Link

Otras preguntas

a nurse is making a home visit to a new mother who gave birth vaginally 5 days ago. the woman tells the nurse that she has lost some weight but still feels as i

Write an expression to describe the sequence below. Use n to represent the position of a term in the sequence, where n = 1 for the first term. –44, –43, –42, –4

Where on the court is the best location to serve a ball (what part of the court)?

what volume (in liters, at 443 k and 4.64 atm) of chlorine gas is required to react with 5.99 g of p?

The numbers are (3, 1.5) and (6,3) Please help me it's due tomorrow! Thank you so much

A sample of 36 observations is selected from a normal population. The sample mean is 49, and the population standard deviation is 5. Conduct the following test

Mrs. Copeland asked her students to each name an actor around their age. Then the students went online and found the actors' actual ages. Afterward, Mrs. Copela

vanida throws her food on the floor. vanida's mother yells at her, and she stops throwing her food on the floor. for vanida, being reprimanded acted as a(n): pl

Guns At Voting Sites Have Long Sparked Fears Of Intimidation And Violence—Yet Few States Ban Their Presence

what should hastie do once a theater manager has agreed to let stage technologies design and install a stage-rigging system?