已知:a²-3a+1=0,求a²/a四次方+1的值.
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/17 05:27:42
![已知:a²-3a+1=0,求a²/a四次方+1的值.](/uploads/image/z/1668713-41-3.jpg?t=%E5%B7%B2%E7%9F%A5%3Aa%26%23178%3B-3a%2B1%3D0%2C%E6%B1%82a%26%23178%3B%2Fa%E5%9B%9B%E6%AC%A1%E6%96%B9%2B1%E7%9A%84%E5%80%BC.)
x){}KՔ
-u
m
tml'>=ٚϦ6|>i="}4P`'˙K^ttD]cmCDD"mf931DPSjX)D kՄe4F嚃G[9PF 1c 3&
已知:a²-3a+1=0,求a²/a四次方+1的值.
已知:a²-3a+1=0,求a²/a四次方+1的值.
已知:a²-3a+1=0,求a²/a四次方+1的值.
a²-3a+1=0
除以a得 a-3+1/a=0
a+1/a=3
﹙a^4+1)/a²
=a²+1/a²
=(a+1/a)²-2
=3²-2
=7
∴a²/a四次方+1=1/7