√2 | √2 | |||
P=(− | ) , | ) | ||
2 | 2 |
√2 | ||
x= − | ||
2 |
√2 | ||
y= | ||
2 |
√2 | √2 | |||
r= √(− | )2+( | )2 | ||
2 | 2 |
2 | 2 | |||
r= √ | + | = √1=1 | ||
4 | 4 |
y | √2 | |||
sin1350 = | = | |||
r | 2 |
x | √2 | |||
cos 135o= | = − | |||
r | 2 |
y | ||
tg1350= | = −1 | |
x |
x | ||
ctg135o= | = −1 | |
y |
5^2 | 52 |
2^{10} | 210 |
a_2 | a2 |
a_{25} | a25 |
p{2} | √2 |
p{81} | √81 |
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