Question

Sin स्क्वायर 50° + sin स्क्वायर 40 डिग्री
का मान ज्ञात कीजिए​

Answer 1

Answer:

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Answer 2

Answer:

ANSWER:1

SIN^2 50°+SIN^2 40° =

SIN^2 50°+(SIN 90-50)^2 =

SIN^2 50°+COS^2 50°=1

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