Question

hi guys



pls answer if you know

equation 1 se equation 2 and 3 kaisa ayi ​

Answer 1

Step-by-step explanation:

Yrr , eq 2 me a^2 -b^2 =(a+b)(a-b)

eq3 me common liya (cotA -cosecA +1)

Answer 2

Answer:

equation one is in the form a^2-b^2=(a+b)(a-b)

badh me common liya hai asie

refer attachment