Answer each of the following questions in one word or one sentence or as per exact requirement of the question: Write the principal value of . A mathematical expression for the sum of inverse trigonometric functions: tan^-1(sqrt(3)) + cot^-1(sqrt(3)).

Q44 of 303 Page 4

Answer each of the following questions in one word or one sentence or as per exact requirement of the question:
Write the principal value of .

Given tan^-1 √3 + cot^-1 √3

We know that tan^-1 √3 = π/3 and cot^-1 √3 = π/6

= π/2

Answer each of the following questions in one word or one sentence or as per exact requirement of the question:

Write the principal value of .

Answer each of the following questions in one word or one sentence or as per exact requirement of the question:

Write the value of .

Answer each of the following questions in one word or one sentence or as per exact requirement of the question:

Write the principal value of cos^–1(cos 680°).

Answer each of the following questions in one word or one sentence or as per exact requirement of the question:

Write the value of .