Question

cos (90-theta) + tan(90-theta) -sin theta - cot theta

Answer 1

Answer:

0

Step-by-step explanation:

cos(90-∅) + tan(90-∅) - sin∅ - cot∅

sin∅ + cot∅ - sin∅ - cot∅

0

For further information read trigonometry complementary angle .