bewellplus.gsu.edu
michellewilliam michellewilliam
  • 08-06-2014
  • Mathematics
Answered

multiply  (x+y-3)(x+y+3)=____

Verified Answer :

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 konrad509
  • 08-06-2014

\((x+y-3)(x+y+3)=\\ (x+y)^2-9=\\ x^2+2xy+y^2-9\)

Answer Link

Related Questions

APlus Auto Body is painting flames on a customers car They need 2 12 pints of red 3 pints of orange 34 pint of yellow and 7 pints of blue paint They use 34 of t
Two billion people jump up in the air at the same time with an average velocity of 70 msec If the mass of an average person is 60 kilograms and the mass of Eart
What is 3 in 25 1 in 910
What is the empirical formula for phenobarbital c12h12n2o3
Which statement best describes the philosophy of John Locke
Gary has a chromosomal deletion and Heather has a chromosomal insertion Which best describes which disease each may have Gary might have DiGeorge syndrome and H
In 5 cricket innings Sarah had an average of 45 runs per innings What should she score in her 6th innings to reach an average of 50
Solve the formula for the variable y z 4x 2y
If point C is between points A and B then AC CB
Describe at least two of the actions taken by Napoleon III and Baron Haussmann to improve the layout of the city of Paris in full sentences