Question

https://gyazo.com/6a84cbc9206134c3a2b98be183c78bc0
I don't understand how csc3x can be written as 1/csc3x
Can someone explain, please?

Answer 1

@Vocaloid

Answer 2

Since they changed from multiplying to dividing

A*B = A / (1/B)

Remember your rules for dividing fractions, you flip the fraction you are dividing by and change the division operator to multiplication

Answer 3

So in the case of

sin(5x) / (1/csc3x) = sin(5x) csc(3x)

Answer 4

Gtg

Answer 5

Ah, yess. My bad, sometimes I seem to forget these small rules with all these bigger concepts. Thank you so much!

Answer 6

thank you Ms.Vocaloid for helping e.e

Answer 7

^^^