Question: Two lines in the xy plane are described by the expressions: Line 1 x + 2y = -6 Line 2 3x + 4y = 8

Two lines in the x–y plane are described by the expressions:
Line 1 x + 2y = -6
Line 2 3x + 4y = 8
Use vector algebra find the smaller angle between type lines at their intersection =point.

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