michellewilliam
michellewilliam
08-06-2014
Mathematics
contestada
multiply (x+y-3)(x+y+3)=____
Respuesta :
trickiwoo
trickiwoo
08-06-2014
(x+y-3)(x+y+3) = x^2+xy+3x+xy+y^2+3y-3x-3y-9 = -9+x^2+y^2+2xy
Answer Link
konrad509
konrad509
08-06-2014
[tex](x+y-3)(x+y+3)=\\ (x+y)^2-9=\\ x^2+2xy+y^2-9[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 52+ )
Otras preguntas
hexagon abcdef has vertices A(-2,4),B(0,4),C(2,1),D(5,1), E(5,-2), and F(-2, -2). Sketch the figure on a coordinate plane. What is the area of the hexagon
how many units are in a kilogram
Please help me ASAP only right answer please
What this number means blue prints 12’-0”
Mid-ocean ridges and rift valleys are important features generated along a _______boundary. The San Andreas fault is a _______boundary where plates slide horizo
What figurative language is being used in the following quote from Chief Seattle's speech: "My words are like the stars that never set." A. Metaphor B
Meter refers to the grouping of _____ beats. A. fatost and slow B. simple and compound C. strong and weak D. long and short What note value do these rhythm syl
What is the volume of a rectangular solid measuring 11 feet by 14 feet by 4 feet
What did the framers identify as the greatest source of political conflict for the united states?
An orange is a common fruit that grows on citrus trees. What part of the citrus tree's flower does the orange develop from?