Petezahhutt Petezahhutt

17-02-2016
Mathematics

contestada

What two numbers add to 34 and multiply to -240

Respuesta :

17-02-2016

x+y=34
(x)(y)=-240
x=34-y
(34-y)(y)=-240
34y-y^2=-240
y^2-34y-240=0
(y-40)(y+6)=0
So the possible solutions of x and y is 40 and -6.

Answer: 40, -6

Answer Link

Otras preguntas

The elevation in boiling point when 0.30 g of acetic acid is dissolved in 100 g of benzene is 60.0633∘C. Calculate the molecular weight of acetic acid from this

January 6th is the Pandora's Box of "democracy" in the United States, but this is just another symptom of a deeper and more dangerous disease - the decline of t

How lehners column and Rodriquez’s letter to the editor emphasize different evidence?

ABSOLUTISM ENLIGHTENMENT, AND REVOLUTIONS Map labeled

Which point is located at ?

Identify the balanced net ionic equation for the following reaction: Al(s) + H3PO4(aq)

A supervisor on an assembly line creates a report every week detailing what occurred on the line that week and offering suggestions about what improvements coul

b. Choose the correct GDP term for the definition given. is the point at which the economy will come to rest. This occurs at the point where the level of output

A town has a population of 17000 and grows at 3% every year. What will be the population after 10 years, to the nearest whole number?

Calculate the activity coefficient of Zn^2 when μ=0.083 by using (a) Equation 8-6; (b) linear interpolation in table 8-1.