Question

Consider the following statements.
I. $\cot x$ decreases from $0$ to $-\infty$ in first quadrant and increases from $0$ to $\infty$ in third quadrant.
II. $secx$ increases from $-\infty$ to $-1$ in second quadrant and decreases from $\infty$ to $1$ in fourth quadrant.
III. $cosecx$ increases from $1$ to $\infty$ in second quadrant and decreases from $-1$ to $-\infty$ in fourth quadrant. Choose the correct option.

• A. I is incorrect
• B. II is incorrect
• C. III is incorrect
• D. IV is incorrect

Answer 1

Answer: (A)

Only the correct option is incorrect.