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Expand (p-q)^4

 May 20, 2019
 #1
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(p - q)^4  =  [ using the coefficients from the 4th row of Pascal's Triangle.....where the top row = row 0 )

 

p^4 - 4p^3q + 6 p^2q^2 - 4pq^3 + q^4

 

 

cool cool cool

 May 20, 2019

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