3x | 3x | |||
Rozwiaz rownanie 1−sin(5x)= (cos | −sin | )2 | ||
2 | 2 |
3x | 3x | |||
1−sin(5x)= 1−2cos | *sin | |||
2 | 2 |
3x | ||
1−sin(5x)= 1−sin(2 | ) | |
2 |
π | π | π | 1 | |||||
2cos(4x)=0 to cos(4x)=0 to cos(4x)=cos | +kπ to 4x= | +kπ to x= | + | kπ | ||||
2 | 2 | 8 | 4 |
π | kπ | |||
x= kπ v x= | + | ,k∊C | ||
8 | 4 |
5^2 | 52 |
2^{10} | 210 |
a_2 | a2 |
a_{25} | a25 |
p{2} | √2 |
p{81} | √81 |
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