alleryલઘુકોણ θ ના કોટિકોણનું સાઇન, θ ના કયા ગુણોત્તર બરાબર થાય છે?
Atan θ
B−cos θ
Csin θ
Dcos θ
Answer & Solution
Correct answer: D. cos θ
બંને લઘુકોણ એકબીજાના કોટિકોણ હોય છે, તેથી એકનું sine એ બીજાના cosine બરાબર થાય છે.
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