A) 0
B) 2
C) \[-1\]
D) 1
Correct Answer: D
Solution :
Expression \[=cose{{c}^{2}}\text{ }32{}^\circ -ta{{n}^{2}}\text{ }58{}^\circ \] \[=cose{{c}^{2}}\left( 90{}^\circ -58{}^\circ \right)-ta{{n}^{2}}\text{ }58{}^\circ \] \[=se{{c}^{2}}\text{ }58{}^\circ -ta{{n}^{2}}\text{ }58{}^\circ =1\]You need to login to perform this action.
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