1 . secθ=13123π2<θ<2π

• A. $\frac{5}{12}$
• B. $\frac{12}{5}$
• C. $-\frac{5}{12}$
• D. $-\frac{12}{5}$

Answer: Option A

Explanation:

2 . tanθ=512π<θ<3π2

• A. $-\frac{5}{13}$
• B. $-\frac{7}{13}$
• C. $\frac{5}{13}$
• D. $\frac{7}{13}$

Answer: Option B

Explanation:

3 . 3π2

• A. $\frac{\lambda }{4}$
• B. $\frac{3\lambda }{4}$
• C. $\frac{\lambda }{2}$
• D. $\frac{5\lambda }{4}$

Answer: Option B

Explanation: