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1.

计算 的结果是(    )


A:

B:

C:

D:

  • 提示1PHA+5Yip55So6KOC6aG55rOVPC9wPg==
  • 提示2PHA+PGltZyBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwL0U5LzVFL3JCQUNFMU5PSUdqVFU1ZnpBQUFFY3V4cDE4NDgyMi5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRTkvNUUvckJBQ0UxTk9JR2pUVTVmekFBQUVjdXhwMTg0ODIyLnBuZyIgaGVpZ2h0PSI0MiIgd2lkdGg9IjQ4MyI+PC9wPg==