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Geometry_Hater
 2 years ago
How the heck do you expand 2x  y^7?
Geometry_Hater
 2 years ago
How the heck do you expand 2x  y^7?

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Geometry_Hater
 2 years ago
Best ResponseYou've already chosen the best response.0(2x  y) ^7 i meant

precal
 2 years ago
Best ResponseYou've already chosen the best response.1or use pascal's triangle

Geometry_Hater
 2 years ago
Best ResponseYou've already chosen the best response.0i dont know how to use pascals triangle properly

Geometry_Hater
 2 years ago
Best ResponseYou've already chosen the best response.0I dont know what numbers to use for it really.

precal
 2 years ago
Best ResponseYou've already chosen the best response.1have you been shown pascal's triangle, this usually happens in algebra 2 or precal

Geometry_Hater
 2 years ago
Best ResponseYou've already chosen the best response.0yes i've seen the triangle but im unsure which row of numbers im using

precal
 2 years ago
Best ResponseYou've already chosen the best response.1we need the 7th row 1 7 21 35 35 21 7 1

precal
 2 years ago
Best ResponseYou've already chosen the best response.1dw:1357255487760:dwlets go back to one you know (x+y)^2

precal
 2 years ago
Best ResponseYou've already chosen the best response.1dw:1357255543811:dwdo you see the pattern?

precal
 2 years ago
Best ResponseYou've already chosen the best response.1dw:1357255613641:dwdw:1357255598900:dw

precal
 2 years ago
Best ResponseYou've already chosen the best response.1notice what is happening to x x^2, x^1, x^0 notice what is happenting to y y^0, y^1, y^2

precal
 2 years ago
Best ResponseYou've already chosen the best response.1we will use the same patter for your problem

Geometry_Hater
 2 years ago
Best ResponseYou've already chosen the best response.0so the power of x goes down while the power of y goes up?

precal
 2 years ago
Best ResponseYou've already chosen the best response.1dw:1357256006811:dwok just simplify it now
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