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Mathematics for IGCSE & O level - Vectors (Section 6 - No. 26)
If a = [1, 2] and b = [3, 4], what is 2a + b?
[5, 8]
[8, 6]
[5, 6]
[8, 10]
Forklaring
2a = [2, 4], then add b: [2+3, 4+4] = [5, 8]
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