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GOODMAN
 2 years ago
Expand: (2s3t)^5
GOODMAN
 2 years ago
Expand: (2s3t)^5

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saifoo.khan
 2 years ago
Best ResponseYou've already chosen the best response.0dont u know the formula ?

saifoo.khan
 2 years ago
Best ResponseYou've already chosen the best response.0http://mathsteaching.files.wordpress.com/2008/05/binomialexpansionformula.jpg First sentence.

GOODMAN
 2 years ago
Best ResponseYou've already chosen the best response.1How am I a fail? I wasnt given one or taught one..

saifoo.khan
 2 years ago
Best ResponseYou've already chosen the best response.0Then how they taught you Binomial expansion?

Eyad
 2 years ago
Best ResponseYou've already chosen the best response.232 s^5240 s^4 t+720 s^3 t^21080 s^2 t^3+810 s t^4243 t^5

GOODMAN
 2 years ago
Best ResponseYou've already chosen the best response.1No, teacher gave me a page of them to do.

Eyad
 2 years ago
Best ResponseYou've already chosen the best response.2Under your explanation and your rule :P

GOODMAN
 2 years ago
Best ResponseYou've already chosen the best response.1You werent helping much, lol. Just telling me that I was a fail. @saifoo.khan Yea, teamwork :)@Eyad

.Sam.
 2 years ago
Best ResponseYou've already chosen the best response.1(2s3t)^5 Just expand \[^5C_0(3t)^0(2s)^5=\] \[^5C_1(3t)^1(2s)^4=\] \[^5C_2(3t)^2(2s)^3=\] \[^5C_3(3t)^3(2s)^2=\] \[^5C_4(3t)^4(2s)^1=\] \[^5C_5(3t)^5(2s)^0=\]

GOODMAN
 2 years ago
Best ResponseYou've already chosen the best response.1And that will be my written answer? Or will I have to expand it further?

.Sam.
 2 years ago
Best ResponseYou've already chosen the best response.1(p+q)^5 no, you have to use the formula \[^nC_r(q)^r(p)^{nr}\]
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