x1−3 | ||
b) x2−3x1+2 + | ||
x2+2 |
b | ||
x1 + x2 = − | ||
a |
c | ||
x1x2 = | ||
a |
x12 + x22 | |
− 0.1(x12x2 + x1x22) = | |
2 |
(x1 + x2)2 − 2x1x2 | ||
= | − 0.1x1x2(x1 + x2) = | |
2 |
b2 | c | c | b | |||||
= | − | − 0.1 * | * (− | ) = ... | ||||
2a2 | a | a | a |
5^2 | 52 |
2^{10} | 210 |
a_2 | a2 |
a_{25} | a25 |
p{2} | √2 |
p{81} | √81 |
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