document.write( "Question 668505: write the binomial expansion of (x+y) exponent 4 as a polynomial in simplest form. \n" ); document.write( "

Algebra.Com's Answer #415594 by swincher4391(1107) $\"\"$ $\"About$

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(x+y)^4 = (4 choose 0)x^4*y^0 + (4 choose 1)x^3*y^1 + (4 choose 2) x^2y^2 + (4 choose 3) x^1*y^3 + (4 choose 4) x^0*y^4 = $\"x%5E4+%2B+4x%5E3y+%2B+6x%5E2y%5E2+%2B+4xy%5E3+%2B+y%5E4\"$ \n" ); document.write( "

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