 
			 
			MCQOPTIONS
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				| 1. | If matrix A, B and C are invertible matrix of same order then (ABC)⁻¹ = _________ | 
| A. | CBA | 
| B. | C⁻¹ B⁻¹ A⁻¹ | 
| C. | Cᵀ B⁻¹ Aᵀ | 
| D. | None of the mentioned | 
| Answer» C. Cᵀ B⁻¹ Aᵀ | |