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ZEN PUBLICATION-AN INTRODUCTION TO TRIGONOMETRY-Exercise 11.2
- sin 60 ^@ cos 30 ^@ + sin 30^ @ cos 60^@ = ?
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- Evaluate the following: (ii) 2 tan^(2) 45^(@) + cos^(2) 30^(@)-sin...
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- ( cos 45^ @)/( sec 30^@ + cosec 30 ^@) = ?
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- (sin 30 ^@ + tan 45 ^@- cosec 60 ^@ ) /( sec 30 ^@ + cos 60 ...
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- Evaluate the following: (v) (5cos^(2)60^(@)+4 sec^(2) 30^(@)-tan^(2...
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- (2 tan 30 ^@ ) /( 1 + tan ^ 2 30 ^@ )
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- Choose the correct option and justify your choice. (ii) (1-tan^(2) 4...
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- Choose the correct option and justify your choice. (iii) sin 2A = 2...
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- (2 tan 30 ^@) /( 1 - tan ^ 2 30 ^@ )
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- If tan(A+B)=sqrt(3) and tan(A-B)=1/sqrt(3), 0^(@) lt A + B le 90^(@), ...
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- State whether the following are true or false. Justify your answer. ...
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- State whether the following are true or false. Justify your answer. ...
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- State whether the following are true or false. Justify your answer. ...
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- State whether the following are true or false. Justify your answer. ...
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- State whether the following are true or false. Justify your answer. ...
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