18-05-2014
Mathematics

contestada

(12y2+17y-4)+9y2-13y+3)

Respuesta :

kate200468 kate200468

18-05-2014

[tex](12y^2+17y-4)+(9y^2-13y+3)=12y^2+9y^2+17y-13y-4+3=\\\\=21y^2+4y-1[/tex]

Answer Link

Otras preguntas

which war is tim o'brien's short story "ambush" based on? world war i korean war world war ii vietnam war

the illuminance on a surface is 6 lux and the surface is 4 meters from the light source. What is the intensity of the saurce?

A line that passes through point (3,7) and has a slope of 3/4. The equation of the line is ? If point a(x,5) lies on the line , the value of x is ?

what is atomic and mass number

kenya is reserving a room in a hotel in france where they use euros the room charge is 75 euros .suppose the conversation rate is 1=1.298 euros. what is the cos

Review &reviewImagine that you have a bag containing 10 marbles ofdifferent colors. You have drawn a marble, recorded itscolor, and replaced it fifty times,

if x is a odd number write an expression for the odd number that comes directly before x

How does taxation and legislation impact positively and negatively on a public company?

Which sentences in these excerpts reflect the idea that a war affects not only the minds of the combatants but also their physical reactions?

are there non-invasive procedures that are considered treatment instead of only diagnostic in nature