For option I, sin‌(−292∘)‌=−sin‌292∘ ‌=−sin‌(360∘−68∘)=−sin‌68∘. ‌=−(−)=+‌ ve value ‌ So, clearly sin‌(−292∘) give + ve value. For option II, tan(−193∘)‌=−tan‌193∘ ‌=−tan(180∘+13∘) ‌=−tan‌13∘‌ (-ve value) ‌ For option III , cos(−207∘)‌=cos‌207∘ ‌=cos(180+27∘) ‌=−cos‌27∘‌ (-ve value) ‌ For option IV, cot(−222∘)‌=cot(180∘+42∘) ‌=+cot‌42∘(+‌ ve value ‌)