From the trigonometric table, write the values of cos 23°17'. - Vidyadip

Question

From the trigonometric table, write the values of cos 23°17'.

✓

Answer

From the tables of natural cosines, we have cos 23°12' = 0.9191
Mean difference for 5' = 0.0006 (to be subtracted)
cos 23°17' = 0.9185.

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