请问fdisk -l显示了几个过大的分区如何删除？

# fdisk -l
Disk /dev/mtdblock0: 32 KiB, 32768 bytes, 64 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes

Disk /dev/mmcblk0: 7.1 GiB, 7616856064 bytes, 14876672 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
Disk identifier: 0x00000000

Device       Boot Start       End Sectors  Size Id Type
/dev/mmcblk0p1 * 17944576 4309891071 4291946496 2T  b W95 FAT32
/dev/mmcblk0p2       73728    88063    14336 7M  6 FAT16
/dev/mmcblk0p3          1 17856512 17856512  8.5G  5 Extended
/dev/mmcblk0p5       88064    96255    8192 4M 83 Linux
/dev/mmcblk0p6       96256    129023    32768 16M 83 Linux
/dev/mmcblk0p7       129024 4323327 4194304 2G 83 Linux
/dev/mmcblk0p8    4323328 4356095    32768 16M 83 Linux
/dev/mmcblk0p9    4356096 17944575 13588480  6.5G 83 Linux

Partition table entries are not in disk order.

Disk /dev/mmcblk0boot1: 16 MiB, 16777216 bytes, 32768 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes

Disk /dev/mmcblk0boot0: 16 MiB, 16777216 bytes, 32768 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes

这几个分区：
Device       Boot Start       End Sectors  Size Id Type
/dev/mmcblk0p1 * 17944576 4309891071 4291946496 2T  b W95 FAT32
/dev/mmcblk0p2       73728    88063    14336 7M  6 FAT16
/dev/mmcblk0p3          1 17856512 17856512  8.5G  5 Extended

在哪里配置的？

谢谢！