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

Water harvesting, the collection of rainfall and run off for future use, has been practiced for thousands of years; but in some regions where it was previously

ex 5 ,,,pleaseeeeeeeeeeeeeee,,,help mee ,,,

in a beauty contest, half of the judges voted for miss.a .2\3 of them voted for miss.b., 10 voted for both and 6 did not vote for either miss.a or miss.b.find h

what are the 3 care instructions for future life on earth

a brown dog is crossed with two different black dogs. The first cross produced only black dogs and the second cross produces equal numbers of black and brown do

what type of sentence is used to give a command

which of the following does NOT describe the process of summation? a. Two ESPSs are generated at the same time by two separate synapses, bringing the cell to th

In a Worn path by Eudora welty in lines 1-9 what details suggest that phoenix is in for a long journey?

what does the root word boton mean

Select all that apply. Select all the correct statements about ion sizes below. Check all that apply. Au3+ is smaller than Au+ As3− is smaller than P3−. Au+ is