Question: 16. 17. IS. Without using a calculator, find the exact value of 6 a. cos sm 7 b. sec sin Assuming x > O


16. 17. IS. Without using a calculator, find the exact value of 6 a. cos sm 7 b. sec sin Assuming x > O , find the exact value of sec tan- x Without using a calculator, find the exact value of sm cos 6
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