Question

Find the exact value of -sec10*/csc80*

Answer 1

\[\frac{ -(\sec(10°)) }{ (\csc(80°))}\]
\[-1\]

Answer 2

-

Answer 3

@Jezebel493 @Christos ?

Answer 4

But how did you go to that solution? @some_someone

Answer 5

?

Answer 6

how did you go to that solution

Answer 7

some_someone?

Answer 8

help

Answer 9

out

Answer 10

Christos

Answer 11

please help me anyone

Answer 12

again ?
using the identity \(\csc x=\sec(90-x)\)
if we put x =80, we get,
\(\csc 80=\sec(90-80)=\sec10\)
hence, -sec10/csc 80 = -sec 10/ sec 10 = -1

Answer 13

Good, that is what I was going to reply right now. I could not earlier cause i was not online but yeah @hartnn Great Job :P