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Unformatted text preview: of x. 5t'nCg 8 6nc 11. Find the exact value of the expression. Write DNE if not possible. arctan(tan )sin(arcsinTr) )(c)tan(arcsin(f)) let " 3 ^ . <) sin(arctan^ tan U ~ U ti f n a' ^r\V 12. Write the following as an algebraic expression in x. tan(arccosj where 0 < x < 2ten U13. A passenger in an airplane at an altitude of 10 kilometers sees two towns directly to the east of the plane. The angles of depression to the towns are 30 and 45. How far apart are the towns? JO 0 A B VW ftvft ita Ungtl R C ^ ACAft, . I^AADfc c A6 AC , ton we rt &c =2? ntan 60" "ACA6/ o 4...
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 Spring '11
 Gentimis
 Trigonometry

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