Math_41_Exam_3key

# Math_41_Exam_3key - Math 41 Exam 3 Name Show your work...

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Math 41 Exam 3 Name_______________________________________________________ Show your work! Answers without supporting work will receive no credit. Please circle your final answers! 1. [8] Sketch one full period of the graph of 2cos( ) y x π = + . Amplitude:____________ Period:_____________ Left Endpoint:________________ Right Endpoint:_______________ 5 Key Points:_______ ________ ________ ________ _______ 2. [8] Solve for x : a) 1 1 8 2 x x - + = b) 2 3 1 x e + = c) 3ln 15 x = d) 12 12 log ( 9) log (3 1) x x - = - 3. [4] What is the reference angle for 8 5 - ?____________ In what quadrant does 8 5 - fall?________________ 4. [6] Find the complement and supplement of the angle 3 θ = . Complement____________ Supplement_____________ 5. [8] Find the exact values of the six trig functions for ( 29 8 15 , 17 17 t - =

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6. [5] From the picture, find the value of x . 7. [7] Find the value of the following inverse trig functions: a) 3 arcsin( ) 2 - b) 2 arccos( ) 2 - c) 1 tan ( 3) - d) 1 sin (1)
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## This note was uploaded on 03/18/2008 for the course MATH 041 taught by Professor Brunsden,victorw during the Fall '07 term at Penn State.

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Math_41_Exam_3key - Math 41 Exam 3 Name Show your work...

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