answer this trigonometric question
Attachments:
Answers
Answered by
3
see this ..pic and you will land to your answer
Attachments:
AdarshPJ:
but options are 1,2,3,4
Answered by
1
Cot (A+C) = (CotACotC-1)/(CotA + CotC)
Cot(π/2 - B) = (CotACotC-1) / 2CotB
TanB = (CotACotC-1) / 2CotB
∴ (CotACotC-1) = TanB X 2CotB = 2
CotACotC = 3
Cot(π/2 - B) = (CotACotC-1) / 2CotB
TanB = (CotACotC-1) / 2CotB
∴ (CotACotC-1) = TanB X 2CotB = 2
CotACotC = 3
Similar questions