What is the determinant of the matrix [[4, 2], [3, 5]]?
Matrix [[4, 2], [3, 5]] का determinant क्या है?
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Correct Answer
B. 14
ExplanationStep 1: Use the 2×2 determinant rule ad - bc. Step 2: Here 4×5 - 2×3 = 20 - 6 = 14. Step 3: Multiply the main diagonal and subtract the other diagonal product.
Step 1: 2×2 determinant का नियम ad - bc है। Step 2: यहाँ 4×5 - 2×3 = 20 - 6 = 14। Step 3: मुख्य diagonal का गुणन minus दूसरी diagonal का गुणन करें।