25-02-2015
Mathematics

contestada

r^2 + 4r = 0 please show work

Respuesta :

konrad509 konrad509

25-02-2015

[tex]r^2 + 4r = 0\\ r(r+4)=0\\ r=0 \vee r=-4[/tex]

Answer Link

Аноним Аноним

25-02-2015

[tex]{ r }^{ 2 }+4r=0\\ \\ r\left( r+4 \right) =0\\ \\ \therefore \quad r=0\quad \wedge \quad r=-4[/tex]

Answer Link

Otras preguntas

plz help.........................

Which large areas were united under one ruler? Give at least three examples. will give brainliest!

What is the difference between a grasshopper's skeleton and yours?

Which technology innovation has provided near instantaneous access to information and communication?

A sac-like organ in birds used for temporarily storing food is a(n) ________.

Olivia researched insects that destroy farmers’ crops. Based on this information, she discovered a way to keep the insects away from the plants, without adding

How to do this question? : (

find the slope of 2x- 4y+7=0

When employees are asked to use chemicals for cleaning, they should always be sure to _______.

please helpexplain one and I'll figure out the rest thanks