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Please answer this. Is -cos(a)-cos(b) same as cos(a)+cos(b)

Please answer this.
Is -cos(a)-cos(b) same as cos(a)+cos(b)

Grade:11

1 Answers

Arun
25750 Points
5 years ago
Dear student
 
You have typed wrong
 
- cos A - cosB = - (cosA + cosB)
 
Hope it helps
 
 
Regards
Arun (askIITians forum expert)

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