Math, asked by Deviekaa, 11 months ago

sin (90-a)=3/5. tunjukkan bahwa sin (180+a) + sin (270+a) = -7/5

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Answered by brunoconti

2

Answer:

Step-by-step explanation:

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Deviekaa: terimakasih:)

brunoconti: thks

randhirkumar47: so welcome

Answered by randhirkumar47

1

Your question is proved.

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Deviekaa: terimakasih:)

randhirkumar47: what?

randhirkumar47: I don't understand.

Deviekaa: thank you

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