Math, asked by kamatalarajeev, 7 months ago

sinA+ sinb/
COSA+ cosB​

Answers

Answered by mine68
0

Step-by-step explanation:

cosA cosB + sinA sinB sin2 A + cos2 A = 1, sin 2A = 2 sinA cosA cos 2A = 2 cos2 A − 1=1 − 2 sin2 A 2 sinA cosB = sin(A + B) + sin(A − B) 2 cosA sinB = sin(A + B) − sin(A − B)

Answered by gnanasekar205
1

Answer:

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