Find the principal values of each of the following without using a calculator: (i) (ii) (iii) (iv) (v) (vi) (vii)

Find the sum of principal values of the following inverse trigonometric expressions without using a calculator: (i) (ii

Find the exact real number value of each expression without using a calculator: (i) (ii) (iii) (iv) (v) (vi) (vii)

Find the unknown angles and use a calculator to evaluate the following as real numbers to three decimal places: (i) (ii

Draw the graph of each of the following functions against the interval mentioned: (i) for (ii) for (iii) for (iv)

Draw the graph of each of the following functions against the intervals mentioned: (i) for (ii) for (iii) for (iv)

Draw the graph of the following functions and answer the questions given at the end of each question: (i) for Describe

Solve the following inverse trigonometric equations algebraically and prove the given identities: Q3. Solve for : (i) (