ASSIGNMENT Total =10 2 S and 2 N Different =8 A, I, G, M, E, T Case I All are different =‌8C4×4!=1680 Case II Two are same and two are different ‌=‌2C1×‌7C2×‌
4!
2!
=756 ‌=2!×‌
7!
2!â‹…5!
×‌
4!
2!
‌=‌
7×6×5!
2!×5!
×4×3×2!=504 Case III Two are same and two are same =‌2C2×‌