Let H = {(a a12 a21 a22, | a1 + a2 = 0} . € R²x²: a11 + a22 (i) Show that H is a subspace of R2×2 (ii) Find a basis of H and determine dim H.

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Q: Which is equivalent to the problem given? (6x - 7) 2 (6x – 7)(6x – 7) (6x272) ○ (6²x²-72) (62x-72)

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Q: 2 Use grouping to factor: 10x² + 13x + 3 = 0 Identify A, B, and C in the chart below. (each re

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Q: Change 430 g to mg.

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