Name_______________________ Date______________________ Period____ Summative Assessment = Answer key Directions: Expand each binomial using Pascal’s Triangle (x + y)6 x6+6x5y + 15x4y2+20x3y3+15x2y4 +6xy5+ y6 Answer: ___________________________________________ (2x - y)4 16x4 32x3y + 24x2y2-8xy3 + y4 Answer: – _____________________________________________ (3x + y)3 27x3+ 27x2y + 9xy2 + y3 Answer: ____________________________________________ Directions: Find each term and identify the coefficient Third term of (a - 2b)4 24a2b2 coefficient is 24 Answer: Fourth term (2a + 1)5 40a2 coefficient is 40 Answer: 6. Write a polynomial that represents row 5.
Name_______________________ Date______________________ Period____ Summative Assessment = Answer key Directions: Expand each binomial using Pascal’s Triangle (x + y)6 Answer: x6+6x5y + 15x4y2+20x3y3+15x2y4 +6xy5+ y6 ___________________________________________ (2x - y)4 Answer: 16x4 – 32x3y + 24x2y2-8xy3 + y4 _____________________________________________ (3x + y)3 Answer: 27x3+ 27x2y + 9xy2 + y3 ____________________________________________ Directions: Find each term and identify the coefficient Third term of (a - 2b)4 Answer: 24a2b2 coefficient is 24 Fourth term (2a + 1)5 Answer: 40a2 coefficient is 40 6. Write a polynomial that represents row 5.
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