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If tantita = 7 / 8 find sintita + costita by sintita-costita

If tantita = 7 / 8 find sintita + costita by sintita-costita

Grade:10

1 Answers

Sharmila
11 Points
6 years ago
We know that tan A = Sin A/cosA =7/8Applying componendo and dividendo if a/b=c/d then a+b/a-b =c+d/c-d,The ans will be 7+8/7-8=-15

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