求证: [tex=11.643x2.786]WzCoaZ2NCa2tjKScY9EXhAaQpRaGHKz8OKUjQSg4IMt+6pTd31Wh/4qicvjXtmtIJnd+RltDKzv3nl8qgclltwinOte7hcrpnboerDRZ1DGFU+r4CF/XKZheKcpW/ASA[/tex]
求证: [tex=11.643x2.786]WzCoaZ2NCa2tjKScY9EXhAaQpRaGHKz8OKUjQSg4IMt+6pTd31Wh/4qicvjXtmtIJnd+RltDKzv3nl8qgclltwinOte7hcrpnboerDRZ1DGFU+r4CF/XKZheKcpW/ASA[/tex]
1