Question

(i) tan30° x tan60° + cos245° + sin’60°
(ii) 3tan48º tan42° + sin36º/ cos 54° - 2sec28°/ cosec 68°
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Answer 1

Answer:

$by \: taking \: cos240 \: insted \: of \: cos245 \: we \: get \: 3 + \sqrt{3 } \div 2$