Mathematics · Matrices
The rank of the matrix -1252-4a - 41-2a + 1 is 1, if:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1a = 6
- 2a = -6✓
- 3a = 2
- 4a = 1
Correct answer
a = -6
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