In surveying, when determining an azimuth (a measure used for reference purposes), it might be necessary to
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In surveying, when determining an azimuth (a measure used for reference purposes), it might be necessary to simplify the expression (2cos αcos β)−1 − tan α tan β. Perform this operation by expressing it in the simplest possible form when α = β.
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Basic Technical Mathematics
ISBN: 9780137529896
12th Edition
Authors: Allyn J. Washington, Richard Evans
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