Question

Prove the following identity

(cos ecA - sin A)(sec A – cos A) =
1
tan A+cot A​

Answer 1

Lʜs=

= ( - )( - )

= (1/ - )(1/ - )

= (1 - 2²/ )(1 - ²/)

= (²/ )(²/ )

= ( )( )

= 1 = ʀʜs

ʜᴇɴᴄᴇ ᴘʀᴏᴠᴇᴅ,

ʜᴏᴘᴇ ɪᴛ ᴍᴀʏ ʜᴇʟᴘs ʏᴏᴜ.....