# publicKhan/khan-exercises

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 ``` acc00894 » igorT ``` 2011-07-21 Trig identity exercise 1 2 3 ``` 4e4cb9b1 » beneater ``` 2012-04-10 lint: tabs->spaces and jQuery->\$ for exercises 4 5 Trig identities 1 6 ``` acc00894 » igorT ``` 2011-07-21 Trig identity exercise 7 8 ``` 4e4cb9b1 » beneater ``` 2012-04-10 lint: tabs->spaces and jQuery->\$ for exercises 9
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11 trigTypes[randRange(0,trigTypes.length-1)] 12 13 trigTypes[randRange(0,trigTypes.length-1)] 14 END_TYPE.name 15 START_TYPE.name 16 function(){ 17 if ( START_TYPE.name === "tan" ){ 18 return randFromArray([0,30,45,60]); 19 } 20 else if ( START_TYPE.name === "sec" ){ 21 return randFromArray([0,30,45,60]); 22 } 23 else if (START_TYPE.name === "csc" ){ 24 return randFromArray([30,45,60,90]); 25 } 26 else{ 27 return randFromArray([0,30,45,60,90]); 28 }}() 29 30 31 START_TYPE.print( ANGLE ) 32 END_TYPE.print( ANGLE ) 33 findSteps(START_TYPE , END_TYPE, ANGLE) 34 35 randFromArray([0,30,45,60,90]) 36 randFromArray([0,30,45,60,90]) 37 ["","","","","","","","","","","",""] 38 39
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Given that x is in the first quadrant and \FUN_NAME x is FUN_VALUE, what is \END_NAME x ?

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SOLUTION

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• trigTypes[randRange(0,trigTypes.length-1)].print( randFromArray([0,30,45,60,90]) )
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value

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``` acc00894 » igorT ``` 2011-07-21 Trig identity exercise 57 58
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