Red pen, highlighter, GP notebook, calculator U11D12 Have out: Bellwork: 1. Find the specified term(s) of each binomial expansion. a) 7th term of (x + y)18 b) 6th term of (2x – 3y)13 2. A coin is tossed 11 times. What is the probability of getting: a) exactly 4 heads b) at least 8 heads total:
1. Find the specified term for each binomial expansion. a) 7th term of (x + y)18 b) 6th term of (2x – 3y)13 x12 y6 +1 work +1 work (2x)8 (–3y)5 (256x8) (–243y5) +3 +3 2. A coin is tossed 11 times. What is the probability of getting: a) exactly 4 heads b) at least 8 heads +2 +2 +2 total: +2
Clear your desk except for a pencil, highlighter, and a calculator! Quiz Time Clear your desk except for a pencil, highlighter, and a calculator! After the quiz, work on the rest of the assignment.
Do the worksheets in your group. And remember, may Chuck Norris be with you!
old bellwork
Red pen, highlighter, GP notebook, calculator 3/30/09 Have out: Bellwork: perform the following binomial expansions: 1) (x – 2)5 2) (3x – 2y)4 1 1 1 1 2 1 1 3 3 1 1 4 6 4 1 1 5 10 10 5 1
1) (x – 2)5 + + + + + x5 - 10x4 + 40x3 - 80x2 + 80x - 32 2) (3x – 2y)4 (-2)0 + 5 (x)4 (-2)1 + 10 (x)3 (-2)2 + 10 (x)2 (-2)3 + 5 (x)1 (-2)4 + 1 (x)0 (-2)5 x5 - 10x4 + 40x3 - 80x2 + 80x - 32 2) (3x – 2y)4 1 (3x)4 (-2y)0 + 4 (3x)3 (-2y)1 + 6 (3x)2 (-2y)2 + 4 (3x)1 (-2y)3 + 1 (3x)0 (-2y)4 81x4 - 216x3y + 216x2y2 - 96xy3 + 16y4 1 1 1 1 2 1 1 3 3 1 1 4 6 4 1 1 5 10 10 5 1
Red pen, highlighter, GP notebook, calculator 4/12/10 Have out: Bellwork: Solve for all solutions of x. Graph the solutions for part b. a) b) Sign changes CHECK!!! –12 2