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\frac 3 \operatorname tan ^ 2 30 ^ \circ %2B \operatorname tan ^ 2 60 ^ \circ %2B \operatorname cosec 30 ^ \circ - \operatorname tan 45 ^ \circ \operatorname cot ^ 2 45 ^ \circ |
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Answer» tan30=1/√3 tan60=√3 cosec30=2 Tan45=1cot 45=13*1/3+3+2-1/1=1+3+1/1=5 |
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