证明: 若[tex=11.714x2.643]StZ9E2nb7lqiV+ifxPtI7kOkgEEFUaS57IXqv9GfD9JM3Le9Wzxp7rqfMlTg5ffN[/tex]则当[tex=4.429x1.286]kDYQ0ZvUqEjp9b0R+cg2cw==[/tex] 时, 有[br][/br][tex=11.286x2.643]2sVi0FvWEkVgWBa3acS1/3FKeyY4o6Gr2XhX1cifoYRf+ZGdnRrJ0Kz+bAP6U/VMhP9TDr+b31ZLet3+i7m0aQ==[/tex][tex=8.071x2.429]4IyV94iPDdLbQBUOHXjpBtF0vpqGR0IAg2n3pk1lsTE=[/tex] [tex=9.071x2.643]rcP9TNml4j8xMWwxGGWtBvmaQicKnSfcn+HThrp2Gp4dUHs4Sh5WTm/RsplIEX/w[/tex][tex=8.071x2.429]pp0DA6qIjM6WaIucouOvAXEAB1N2vHbPXaxy4Lwaklk=[/tex][tex=6.786x1.357]JXrwkQvCMRwh+ZVvMY4feTeWyMoD1LzOnZai/Zsh4Qc=[/tex][br][/br]
证明: 若[tex=11.714x2.643]StZ9E2nb7lqiV+ifxPtI7kOkgEEFUaS57IXqv9GfD9JM3Le9Wzxp7rqfMlTg5ffN[/tex]则当[tex=4.429x1.286]kDYQ0ZvUqEjp9b0R+cg2cw==[/tex] 时, 有[br][/br][tex=11.286x2.643]2sVi0FvWEkVgWBa3acS1/3FKeyY4o6Gr2XhX1cifoYRf+ZGdnRrJ0Kz+bAP6U/VMhP9TDr+b31ZLet3+i7m0aQ==[/tex][tex=8.071x2.429]4IyV94iPDdLbQBUOHXjpBtF0vpqGR0IAg2n3pk1lsTE=[/tex] [tex=9.071x2.643]rcP9TNml4j8xMWwxGGWtBvmaQicKnSfcn+HThrp2Gp4dUHs4Sh5WTm/RsplIEX/w[/tex][tex=8.071x2.429]pp0DA6qIjM6WaIucouOvAXEAB1N2vHbPXaxy4Lwaklk=[/tex][tex=6.786x1.357]JXrwkQvCMRwh+ZVvMY4feTeWyMoD1LzOnZai/Zsh4Qc=[/tex][br][/br]
(1)若[tex=6.714x2.643]HAFmghCxhVjDugagN7AdBCsxNb/S0qrLYqWSkSibKUw=[/tex],[tex=4.429x1.214]M6UPYoezKqaZY1gUDuz6wg==[/tex], 则[tex=10.214x2.429]kD803vtlkypFOBFWPml50htCrIFAkCE+J5AkwXdV9zxvsK8WLlo4+JquCHEpAbSg[/tex][br][/br](2)若[tex=11.714x2.643]StZ9E2nb7lqiV+ifxPtI7kOkgEEFUaS57IXqv9GfD9JM3Le9Wzxp7rqfMlTg5ffN[/tex]则当[tex=4.429x1.286]kDYQ0ZvUqEjp9b0R+cg2cw==[/tex] 时, 有[br][/br][tex=11.286x2.643]2sVi0FvWEkVgWBa3acS1/3FKeyY4o6Gr2XhX1cifoYRf+ZGdnRrJ0Kz+bAP6U/VMhP9TDr+b31ZLet3+i7m0aQ==[/tex][tex=8.071x2.429]4IyV94iPDdLbQBUOHXjpBtF0vpqGR0IAg2n3pk1lsTE=[/tex] [tex=9.071x2.643]rcP9TNml4j8xMWwxGGWtBvmaQicKnSfcn+HThrp2Gp4dUHs4Sh5WTm/RsplIEX/w[/tex][tex=8.071x2.429]pp0DA6qIjM6WaIucouOvAXEAB1N2vHbPXaxy4Lwaklk=[/tex][tex=6.786x1.357]JXrwkQvCMRwh+ZVvMY4feTeWyMoD1LzOnZai/Zsh4Qc=[/tex]由(1)(2)计算 [tex=4.857x2.643]t4XYGFjAgTwQ5Qkt2abPq5ZkWilqyozsEtRh91jTu4c=[/tex]
(1)若[tex=6.714x2.643]HAFmghCxhVjDugagN7AdBCsxNb/S0qrLYqWSkSibKUw=[/tex],[tex=4.429x1.214]M6UPYoezKqaZY1gUDuz6wg==[/tex], 则[tex=10.214x2.429]kD803vtlkypFOBFWPml50htCrIFAkCE+J5AkwXdV9zxvsK8WLlo4+JquCHEpAbSg[/tex][br][/br](2)若[tex=11.714x2.643]StZ9E2nb7lqiV+ifxPtI7kOkgEEFUaS57IXqv9GfD9JM3Le9Wzxp7rqfMlTg5ffN[/tex]则当[tex=4.429x1.286]kDYQ0ZvUqEjp9b0R+cg2cw==[/tex] 时, 有[br][/br][tex=11.286x2.643]2sVi0FvWEkVgWBa3acS1/3FKeyY4o6Gr2XhX1cifoYRf+ZGdnRrJ0Kz+bAP6U/VMhP9TDr+b31ZLet3+i7m0aQ==[/tex][tex=8.071x2.429]4IyV94iPDdLbQBUOHXjpBtF0vpqGR0IAg2n3pk1lsTE=[/tex] [tex=9.071x2.643]rcP9TNml4j8xMWwxGGWtBvmaQicKnSfcn+HThrp2Gp4dUHs4Sh5WTm/RsplIEX/w[/tex][tex=8.071x2.429]pp0DA6qIjM6WaIucouOvAXEAB1N2vHbPXaxy4Lwaklk=[/tex][tex=6.786x1.357]JXrwkQvCMRwh+ZVvMY4feTeWyMoD1LzOnZai/Zsh4Qc=[/tex]由(1)(2)计算 [tex=4.857x2.643]t4XYGFjAgTwQ5Qkt2abPq5ZkWilqyozsEtRh91jTu4c=[/tex]