Question

tan²ø+cot²ø=2 व्यापक मान ​

Answer 1

Answer:

Step-by-step explanation:

tan²∅ + cot²∅ = 2

tan²∅ + 1 / tan²∅ = 2

tan⁴∅ + 1 = 2tan²∅

tan⁴∅ + 1 - 2tan²∅ = 0

( tan²∅ - 1 )² = 0

tan²∅ - 1 = 0

tan²∅ = 1

tan∅ = 1

tan∅ = tan45°

∅ = 45°

∴ The value of ∅ is 45°