Question

Teingnomatry formulas​

Answer 1

Answer:

sinx=1/cosecx

cosx=1/secx

tanx=1/cotx

tanx=sinx/cosx

sin²x+cos²x=1

tan²x+1=sec²x

1+cot²x=cosec²x

Answer 2

Answer:

x = 1,

cos 120° + i sin 120° = −1 + i √32, and.

cos 240° + i sin 240° = −1 − i √32