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#angle

1 question from Linear Algebra

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Question 1: Short answer

easyAI-checkedLinear Algebra

What is the angle, in degrees, between v1=(1,0,−1,2)⊤\mathbf{v}_1 = (1, 0, -1, 2)^\top and v2=(3,1,0,1)⊤\mathbf{v}_2 = (3, 1, 0, 1)^\top?

degrees, 1 decimal