Math, asked by karnshivendra6, 4 months ago

Cosa+sina)/(cosa-sina) =(1+tana)/(1-tana) ​

Answers

Answered by janujha432
7

Answer:

cosA

+

1−cotA

sinA

1−

cosA

sinA

cosA

+

1−

sinA

cosA

sinA

cosA−sinA

cos

2

A

−

cosA−sinA

sin

2

A

cosA−sinA

cos

2

A−sin

2

A

cosA−sinA

(cosA+sinA)(cosA−sinA)

sinA+cosA

Step-by-step explanation:

Please thanks my answer

Answered by Anonymous
1

Answer:

Divide both numerator and denominator by cos a individually and you will get RHS.

Hope it's help you. .✔

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