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Step-by-step explanation:
1a. Just add both of them.
1b. We just subtract both of the functions.
1c.
1d.
Cosecant = hypotenuse / opposite side ( that is 1 / sine)
csc C = AC / 8
AC = sqrt (6^2 + 8^2) = sqrt 100 = 10
so cosecant of C is 10/8 = 1.25
It would be 384.58, or 384.57909