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Inverse Trig Functions on the Calculator – HW#1 Evaluate each of the following expressions. If the result is an angle, give it in both degrees (to two decimal places) and radians (to three decimal places). 1. ? ? 1 sin 0.2558 ? 2. arcsin 0.8152 ?? ? 3. arccos 0.4591 ? ? 4. ? ? 1 cos 0.7216 ? ? 5. ? ? 1 tan 2.3954 ? 6. arctan 1.8637 ?? ? 7. ? ? 1 csc 1.0493 ? 8. arccsc 3.7673 ?? ? 9. ? ? 1 sec 1.5227 ? ? 10. arcsec 2.9356 ? ? 11. ? ? 1 cot 2.7141 ? 12. arccot 0.9384 ?? ? 13. 1 3 sin 5 ? ? ? ? ? ? ? ? ? 14. 1 7 cos 9 ? ? ? ? ? ? ? ? 15. 1 32 tan 15 ? ? ? ? ? ? ?
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