Math, asked by 2020Sucks, 9 months ago

Solve it fast ⬆
Trigonometry chapter
class 10 ​

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Answered by 5honey
1

Answer is in Attachment.....

Thank my Answer..........

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Answered by VelvetBlush
1

ANSWER:-

\longrightarrow\sf\red{ {sec}^{2} 42° -{cosec}^{2} 48° }

\longrightarrow\sf\red{{sec}^{2} 42° =  {cosec}^{2} (90° - 42°)}

\longrightarrow\sf\red{ {sec}^{2}  - 42° =  {sec}^{2}  - 42°}

\longrightarrow\sf\red{0}

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