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If cosx/a=cos(x+y)/b=cos(x+2y)/c=cos(x+3y)/d. Then b+d/a+c=?

If cosx/a=cos(x+y)/b=cos(x+2y)/c=cos(x+3y)/d. Then b+d/a+c=?

Grade:9

1 Answers

Nishant Vora IIT Patna
askIITians Faculty 2467 Points
7 years ago
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