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| 1. |
i) In DeltaABC, if b=17, c=11 and angleA=60^(@), find tan(B-C)/(2) ii) In DeltaABC, angleB=90^(@), then prove that: tanA/2=sqrt((b-c)/(b+c)) |
| Answer» SOLUTION :`(3sqrt(3))/14` | |