3 + i 5 , 3-i5

4 + i7 , 2-i5

17 + 3i , 2-3i

17 -2i, 2-3i

2 + 17i , 3-2i

1

0

$\infty$

e

$\mathrm{\pi }$

0.06

0.018

1.00

0

0.3

0

1

30!

$30x^{-10}$

30

(1/3,0)

(0,4/3)

(0,0)

(1/3,4/3)

(1,0)

$\mathrm{\pi }$

$2\mathrm{\pi }$

$\mathrm{\pi }/3$

$\mathrm{\pi }/4$

$\mathrm{\pi }/6$

1

$\mathrm{\pi }/4$

${\tan }^{-1}\frac{1}{\sqrt{2}}$

1n 2

$1\mathrm{n}\sqrt{2}$

x + y

x- y

|x| - |y|

-x -y

-x + y

3

2

5

1

7

e

1n 4/e

1

-1

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