Unyaka ogcwele iziganeko kunye nobuhle..ininzi yeengubo ezinde kunye ezimfutshane ngenxa yokubandezeleka kwabo kwiziganeko ezininzi ezikhethekileyo kunye nemibhiyozo emikhulu..ezinye zihle kakhulu kwaye ezinye azinanto yakwenza nokunambitha..ingubo emfutshane emnyama ihlala inzima. equation kwihlabathi lefashoni Ngubani umnini welokhwe imfutshane intle imfutshane emnyama kulo nyaka.
Ukhetho lunzima, ngoko sincome kuwe iqela leembonakalo ezintle kakhulu zengubo emnyama kulo nyaka, kwaye sikushiya inkululeko yokukhetha.