SACE Stage 2 General Mathematics Practice Questions - SACE Stage 2 General Mathematics External Assessment Exam

Given the 2x2 matrix A = [[3, -2], [5, 4]], calculate the scalar multiplication 2A.

[[6, -4], [10, 8]] [[5, 0], [7, 6]] [[6, -2], [5, 8]] [[9, -4], [25, 16]]

Correct Answer:

[[6, -4], [10, 8]]

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