Teaching MPPSC Assistant Professor Mock Test Series 2025 Mathematical Science Algebra Rings & Ideals
In Ring of real quaternion, (1 - 2i - 3j - 2k)-1 = _______
1
(1 - 2i - 3j - 2k) ÷ 18
2
(-1 + 2i + 3j + 2k) ÷ 18
3
(1 + 2i + 3j + 2k) ÷ 18
4
(1 - 2i - 3j - 2k) ÷ 6