-1.
~\/2 4* * •
Odpowiedzi do zadań
1 & ^ = I + \/3,'
~ 2 r 2 *•
5 “ 2 22
3.60. z\ = 7}i, Z2 = — 2 - |z.
3.61. = 2 + z, 22 = 3 - i.
3.62. 2i = 1 + z, 22 = 2 - i.
3.63. z\ —
3.65. Z\ =2, 22 — —i.
3.66. 2i =2, 22 — i.
3.67. 2i = |z, 22 — -1 - §z.
3.68. 2] = i*, 22 = -1 + |z.
3.69. Z\ — —i, 22 = 1 + 2ż.
3.70. Z\ = 1, 22 = 1 - i.
-1, 22 = 1 +*•
~5 —Z, ~ * U. I U. Z/ ] ±? /C-2
= 72 + 721' Z2 = ~72 + 72l- 3.71. 21 = i - §t, 22
1 1 /o . _ .
-Z, 22 = 2z + 1.
1 + #z, 22 =
Z Z ' z z
z, = 2^s + f i, z2 = 2i^ _ ęL
Z\ — -z, 22 = —5 - ^z.
= —2, 22 = 1 + \/3z, 23 = 1 — \/3ż.
Z\
+ 2^) Z3
-z.
— cos ^ — z sin £, 23
.1 _ Ą ,, = _i + Ą
2 2 ’ 3 2^2
z.
Z.
COS |zT - ZSin jj7T.
~ _ i _ -3-75 _ _ -3+75
2i — I, 22 2 ) -^3 2
2i = 1, 22 = Ż, 23 = -1, 24 = -Z.
21 = ^ + 272; 22 ^ ^ ~Z 725 23 _ 1
1 + Z, 22 = 1 — Z, 23 = -1 + Ż, 24 = -1 - Z.
a/3, 24 = — 1 + z-s/3,
72 +z 72’ 2:4 ~
72
Zl
\/3 + Z, 22 = -\/3 + Z, 23
-1
Rozdział 3 i 4
- , 72-
— 2 ^ 2
3.88. Z\ — 22 = 1, Z3
3.91. 21 = 1, 22 = cos 24 = — cos | + z sin f,
3.87. Z\ = "2 1 2
3.94. 21 = 1, z2 -
ze
3.95. Z\ — z, 22 =
26 = -^-żi.
3.96. 2i-2, 22 = 2 3.98. a. ze [-2,1)
b. z € (—00,
= - +