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Numerical Analysis Class/Exam2002_2

1. –ด„ ํ•จˆ˜ f(x) = x^3 + x - 4 ด ตฌ„ 1,4 —„œ ํ•˜‚˜˜ ํ•ด ฐ–„ •Œ, ทธ ‚ฌฐ’ด 10^-4 ˜ ˜คฐจ ํ•œ„—„œ ตฌํ•˜ธฐ œ„ํ•ด ด„ฒ• (bisection method) „  šฉํ•˜˜€„ •Œ ตœŒ€ ฐ˜ณตํšŸˆ˜ „‚ฐํ•˜‹œ˜ค.

2. –ด„ ํ–‰ ฌ A —„œ
1 2 3
4 5 6
7 8 9
a) ›†Œ 5˜ —ฌธˆ˜(cofactor) ตฌํ•˜ณ 

b) —ฌธˆ˜ ดšฉํ•œ determinant „‚ฐํ•˜‹œ˜ค.

3. ณ  •  ฐ˜ณตฒ•(Fixed-point iteration) Newton ฐ˜ณต‹˜ 1,2ฐจ ˆ˜ ด„„ ฆช…ํ•˜‹œ˜ค.

4.   P ง„  l=mx + b ค‘‹ฌœกœ Reflection ํ•˜—ฌ p* กœ €ํ™˜˜Š” €ํ™˜ํ–‰ ฌ T „‚ฐํ•˜‹œ˜ค.
(tan@ = m, cos@ = 1 / sqrt(m^2+1), sin@ = m / sqrt(m^2+1)

5. ‹คŒ˜ ž‘—…„ ˆ˜ํ–‰ํ•˜Š” €ํ™˜ํ–‰ ฌ T ตฌํ•˜‹œ˜ค.
1) x,y,z ถ• ฐฉํ–ฅœกœ ฐฐ l,m,n งŒํ œ„˜ ด™‹œํ‚คณ 

2) yถ•„ ค‘‹ฌœกœ ฐ v งŒํ ํšŒ „‹œํ‚จ ํ›„

3) ‹ค‹œ xถ•„ ค‘‹ฌœกœ w งŒํ ํšŒ „‹œํ‚คณ 

4) x,y,z ถ• ฐฉํ–ฅœกœ -l, -m, -n งŒํ œ„˜ ด™„ ํ•จ


6. ‹คŒ„ „ช…ํ•˜‹œ˜ค.
1) Homogeneous ขŒํ‘œ„˜ „งˆ ฐ žฅ 

2) Convex polygon

3) Affine transformation
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