baraanakash2p09r1f baraanakash2p09r1f

01-12-2017
Mathematics

contestada

A certain number added to its square is 30. Find the number

Respuesta :

tynollette tynollette

01-12-2017

x+x²=30
x²+x-30=0
(x+6)(x-5)=0
x=-6 or x=5

Answer Link

Otras preguntas

Molly works as a dishwasher at a restaurant. She comes across as a fun-loving, party-going person. One day her dog falls sick and Molly has to take him to the v

what are the avantages of having a sole proprietorship business

Smith, an elementary school teacher, believes that girls are smarter than boys. She predicts that the girls in her class will learn more than the boys during th

What is one advantage of speaking your ideas rather than writing them? Apex

DNA transfer by conjugation is more efficient in a liquid medium setting, subjected to very mild agitation (stirring), rather than on an agar plate format. Why?

An ________ function f is one for which f(minusx)equalsf(x) for every x in the domain of f; an _______ function f is one for which f(minusx)equalsminus

Rearrange D=m/v to make v the variable

What are the more appropriate measures of center and spread for this data set? 5 8 10 14 24

How are the atmosphere hydrosphere and lithosphere related in the biosphere?

Is the cost of a bunch of grapes compared with its weight an example of a constant rate of change?