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MTHSC108_LA_7-5_InvTrigSolns

# MTHSC108_LA_7-5_InvTrigSolns - MTHSC 108 Learning Activity...

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MTHSC 108: Learning Activity Your Name: ________________________________ Inverse Trig (§7.5) Date: ________________ Section: _______ Directions : Solve the given problems. A calculator may not be used on this Learning Activity. To receive full credit you must provide: Proper and complete notation. Legible, organized, and logical (relevant) justification for your answer. Each response should be presented in a complete sentence, either mathematical or in words as appropriate. Complete your work on separate paper. 1. Evaluate each expression below without the help of your calculator. a. 1 3 sin tan 3 sin 3 2 π = = − b. ( ) 1 1 11 1 sin sin sin 2 6 6 π π = = − * Notice that the answer here cannot be 11 6 π because of the range of arcsine.* c. ( ) ( ) ( ) 1 2 cos sin cos where cos 1 x x θ θ  = = d. ( ) 1 sin 2cos sin 2 2sin cos where x θ θ θ  = = 2 2 1 2sin cos 2 2 1 1 1 x x x x θ θ = =

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MTHSC108_LA_7-5_InvTrigSolns - MTHSC 108 Learning Activity...

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