Download Lagu 11.e) Prove that: C1/C0 2C2/C1 3C3/C2 ... nCn/Cn-1=n(n 1)/2 If (1 x)ⁿ=C0 C1x C2x² ... Cnxⁿ. NEB MP3 & MP4


30 June 2022
Simply Australia Things
08:29