43 verified questions · ~65 minutes · answer key checked against the official NTA final key across multiple sources. Text-only questions (diagram-based excluded until they can be shown properly).
If A = [[2, 1], [1, 4], [−1, 6], [0, 7]] and B = [[1, 2, 3, 0], [2, −1, 6, 7]] then
If [[4x, 5x − 7], [4x, 2x + y]] = [[x + 6, y], [7y − 13, 7]] then the value of 2x + y is:
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