Test 3 Solutions

Test 3 Solutions - Test 3 Name: ______________________ Math...

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Unformatted text preview: Test 3 Name: ______________________ Math 115-007 October 29, 2009 1. (6 points each) Solve each equation for x . a. ) 10 2 log( ) 5 log( ) log( + = + x x 3 10 10 3 10 2 5 ) 10 2 log( ) 5 log( = = + = + = x x x x x x b. 1 2 8 2 +- + = x x 4 1 1 4 3 3 2 2 2 ) 2 ( 2 3 3 2 1 3 2 = = +- = + = = +- + +- + x x x x x x x x 2. (6 points each) Evaluate the following angles at all six trigonometric functions a. 2 3 Undefined = =- = ) 2 3 tan( ) 2 3 cos( 1 ) 2 3 sin( ) 2 3 cot( 1 ) 2 3 csc( ) 2 3 sec( =- = = Undefined b. 4 7 1 ) 4 7 tan( 2 2 ) 4 7 cos( 2 2 ) 4 7 sin(- = =- = 1 ) 4 7 cot( 2 ) 4 7 csc( 2 ) 4 7 sec(- =- = = Test 3 Name: ______________________ Math 115-007 October 29, 2009 c. 3 3 ) 3 tan( 2 1 ) 3 cos( 2 3 ) 3 sin( = = = 3 3 ) 3 cot( 3 2 ) 3 csc( 2 ) 3 sec( = = = 3. (2 points each) By definition, what are the domain and range of the following functions?...
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Test 3 Solutions - Test 3 Name: ______________________ Math...

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