In Exercises 75 and 76, use the result from Exercise 74 to
Chapter 5, Problem 76(choose chapter or problem)
In Exercises 75 and 76, use the result from Exercise 74 to find the acute angle between each pair of lines. (Note that the tangent of the angle will be positive.) Use a calculator and round to the nearest tenth of a degree. 5x - 2y + 4 = 0, 3x + 5y = 6
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