求线性变换[tex=9.214x4.071]fnpmC2J6JmQBLyo5NmGAzwToG2OCAAfqgOUm1EV1KrWWPpedKAH7ByLWPBMoN3DH/5rv+PZaCWlvrZpeuZVu/EHBAy1nt+YudsdXRnmvq+mK5b0jUMBtJmEljkElYICAXHpcOYs/kJco/xGcmPM/hL6AwDaPmO1qMmr3TFnDhiKMuG/G0u1Ss66EAE9xmYv3[/tex]的逆变换。