Question

prove the following help me plz and done all​

Answer 1

Answer:

a)

take Sin A common in the denominator

LHS : sin A + 2Cos A

sin²A + 2 Sin A . Cos A

= Sin A + 2 Cos A

Sin A ( Sin A + 2 Cos A)

cancel Sin A + 2 Cos A from denominator and numerator

u are left with the terms

= 1

Sin A

I.e Cosec A

therefore LHS = RHS

Answer 2

Step-by-step explanation:

hope it will help youuuu