Respuesta :

Answer:

- [tex]\frac{7}{3}[/tex]

Step-by-step explanation:

Using the trigonometric identity

csc x = [tex]\frac{1}{sinx}[/tex]

Given

sinΘ = - [tex]\frac{3}{7}[/tex], then

cscΘ = [tex]\frac{1}{-\frac{3}{7} }[/tex] = - [tex]\frac{7}{3}[/tex]