Question

PLEASE HELP ME GUYS!!

Answer 1

`(7)/(3)`

Explanation:

csc(Ф) is equivalent to the inverse of sin(Ф)

• 
  `csc = (1)/(sin)`

Since sin(Ф) = 3/7, the inverse of this would be 7/3

So,
`csc = (1)/((3)/(7) )=(7)/(3)`