9.3 Day 2 and 9.5.notebook
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9.3 Day 2 and 9.5.notebook
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9.3 Day 2 and 9.5.notebook
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Finite Geometric Series (partial sum)
1. 16, 48, 144, 432, .... find S10
2. 21, 4.2, 0.84, ... Find S8
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9.3 Day 2 and 9.5.notebook
Infinite Geometric Series:
May 01, 2015
(converges)
If it diverges, cannot approximate the sum.
Find the sum if it exists. 1.
2.
3.
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9.3 Day 2 and 9.5.notebook
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Infinite Geometric Series ex.
arithmetic
ex.
geometric
ex.
infinite
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9.3 Day 2 and 9.5.notebook
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9.3 Day 2 and 9.5.notebook
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ex.
ex.
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9.3 Day 2 and 9.5.notebook
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Homework: page 644645 #5587 odd
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9.3 Day 2 and 9.5.notebook
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Section 9.5 Binomial Expansion The Binomial Theorem: n = exponent r = term # 1 where
on the calculator: MATH/PRB/nCr
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9.3 Day 2 and 9.5.notebook
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9.3 Day 2 and 9.5.notebook
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Can use Pascal's Triangle
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9.3 Day 2 and 9.5.notebook
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(x + y)4 exponents on the first term will start at n and decrease to 0 exponents on the second term will start at 0 and increase to n coefficients use nCr
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9.3 Day 2 and 9.5.notebook
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Expand: (x 4)3
(2x 5)5
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9.3 Day 2 and 9.5.notebook
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(2x2 + y3)3
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9.3 Day 2 and 9.5.notebook
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Finding a specific term:
r = term # 1
Find the 5th term of (2x + 5)9
Find the 7th term of (3x 2)8
Find the last term of (5x + 7) 6
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9.3 Day 2 and 9.5.notebook
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Homework: Page 661 #111odd #2329 odd
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