Indukcja matematyczna:
1.
2
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1
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3
2
1
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n
n
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2.
(
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(
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2
2
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3.
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4.
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5.
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6.
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7.
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8.
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9.
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10.
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11.
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12.
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13.
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jedynek
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14.
2
sin
2
2
1
cos
2
cos
sin
...
3
sin
2
sin
sin
x
x
n
x
nx
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x
x
+
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15.
(
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16.
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17.
(
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1
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1
3
2
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18.
( )
(
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2
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19.
1
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1
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