Question

what is the value of sin( 7x/6)

Answer 1

sin(7x/6) varies as x varies

Answer 2

Basically sin(7x/6) cannot be assigned one value because it is a variable

Answer 3

unless x is a constant of course

Answer 4

But x almost always symbolizes a variable

Answer 5

I wonder if you mean sin(7pi/6)

Answer 6

This could be answered

Answer 7

first of all you should know pi/6 radians is equivalent to saying 30 degrees
so sin(7 pi/6 radians)
is sin(7*30 degrees)
You are to find this on your unit circle to answer the question given above.