Math, asked by afrinshah2004, 9 months ago

pls answer the question​

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Answered by thakurishansingh2004
0

Answer:

 \frac{1}{2}

Step-by-step explanation:

 \tan( \alpha )  =  \frac{3}{4}

taking cos alpha as common,

 =  \frac{4 \tan( \alpha )  - 1}{4 \tan( \alpha )  + 1}

 =  \frac{3 - 1}{3 + 1}

 =  \frac{2}{4}  =  \frac{1}{2}

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