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CBSE Class 10 Answered

pls explain
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Asked by gpnkumar0 | 25 Mar, 2018, 10:02: PM
answered-by-expert Expert Answer
begin mathsize 16px style tan space straight theta equals 4 over 3 Now comma fraction numerator 2 sin space straight theta space cos space straight theta over denominator cos squared space straight theta minus sin squared space straight theta end fraction equals fraction numerator begin display style fraction numerator 2 space sin space straight theta space cos space straight theta over denominator cos squared space straight theta end fraction end style over denominator begin display style fraction numerator cos squared space straight theta minus sin squared space straight theta over denominator cos squared space straight theta end fraction end style end fraction equals fraction numerator 2 tan space straight theta over denominator 1 minus tan squared space straight theta end fraction equals fraction numerator 2 cross times begin display style 4 over 3 end style over denominator 1 minus begin display style 16 over 9 end style end fraction equals 8 over 3 cross times open parentheses negative 9 over 7 close parentheses equals negative 24 over 7 end style
Answered by Rashmi Khot | 26 Mar, 2018, 09:18: AM

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