michellewilliam
michellewilliam
08-06-2014
Mathematics
Answered
multiply (x+y-3)(x+y+3)=____
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
08-06-2014
[tex](x+y-3)(x+y+3)=\\ (x+y)^2-9=\\ x^2+2xy+y^2-9[/tex]
Answer Link
VIEW ALL ANSWERS ( 53+ )
Other Questions
The subdivision of the peripheral nervous system with a name that means "to leave", is the ______ division that transmits signals from the central nervous syste
If an argument makes an appeal to authority, it commits a fallacy.A) TrueB) False
Find three ordered pair solutions by completing the table. Then use the ordered pairs to graph the equation.[tex]\[ y = -4x - 3 \][/tex]A.\begin{tabular}{r|r}[t
What is the recommended daily serving size of vegetables for the average American, according to nutritional guidelines, and how does meeting this recommendation
A particle moves along the curve [tex]y = 7x^2 - 8x - 7[/tex] in such a way that [tex]\frac{dx}{dt} = -3[/tex] units/minute.When the particle reaches the point
Supplying operations with parts and materials, performing work on products, and or performing services are part of the firm'sA. Division of labor.B. Market deve
William Penn's relations with the Native Americans led to:A. New YorkB. New JerseyC. PhiladelphiaD. Atlantic City
Which of the following is a tautology? a. p->p b. p∧T c. p∨p d. p∨¬p
How is the Milky Way changing
Is Spanish punctuation the same as English punctuation?A. TrueB. False
Which Greek philosopher and educator has been called the "father of political science" and sought to understand everything around him? A. Aristotle B. Thucydide
The Iroquois Constitution and the Mayflower Compact were similar in which way? They were both intended to create a government for the common good. They were bot
What was Abu Bakr's relationship to the prophet Muhammad? A. father-in-law and friend B. first-born son and heir C. older brother and rival D. uncle and bitter
How did President Kennedy deal with the Soviets during the Cuban Missile Crisis? A. The U.S. created a naval blockade that prohibited Soviet ships from entering
If a skull becomes fossilized, it would most likely be what type of fossil?
America Industrial Revolution began to take root in? A)new england B)the west C)the middle atlanic D)the south
In 1787, delegates met in Philadelphia. They came from all of the 13 states except A. New Jersey. B. Pennsylvania. C. Rhode Island. D. South Carolina.
What conclusion can be drawn about how the author of "Nikola Tesla, Inventor" views Nikola Tesla's "peculiar personality"? A. The author thinks that it was an
42 people had breakfast 1/7 of the people ate eggs 2/3 of the people at both eggs and pancakes The remaining people ate pancakes only How do
A sound savings program and adequate insurance protection form the foundation of financial security. True. False.