cos A + cosB = Y
Que. If sin A+ sinB = x and
then show that:
Sin (A+B) = 2 XY
x² + y²
Answers
Answered by
0
Answer:
iiiiiiiiiiiiiiiiiiiiiiiiiiiiddddddddddddddddddddddddddddddkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk
Similar questions
Environmental Sciences,
2 months ago
Math,
2 months ago
Hindi,
5 months ago
Math,
5 months ago
Geography,
11 months ago