document.write( "Question 69847: how can i use pascals triangle and permutations and combinations together or separately to help me complete (a+b)^n were a and b are constant values and n is any power. \n" ); document.write( "
Algebra.Com's Answer #49772 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! For a complete discussion see, \"Mathworld Pascal Triangle\" \n" ); document.write( "==== \n" ); document.write( "Briefly the numbers in the nth row of Pascal's triangle are the \n" ); document.write( "coefficients of (a+b)^(n-1) \n" ); document.write( "-------- \n" ); document.write( "Ex: (a+b)^3 = 3C3a^3b^0 + 3C2a^2b +3C1ab^2 +3C0a^0b^3 \n" ); document.write( "Those coefficients are 1...3...3...1 \n" ); document.write( "and they are the numbers is the 4th row of Pascal's triangle. \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |