March 22, 2017

Post a New Question

Posted by on Wednesday, November 27, 2013 at 11:57pm.

find cos(θ)ˏsin(θ)ˏtan(θ), if cot (2θ)=5/12 with 0≤2θ≤π
Answer this Que

  • trig - , Thursday, November 28, 2013 at 7:42am

    if cot 2θ = 5/12, the 2θ is in QI or QIII. But, since 2θ<π, we must be in QI.

    so, sin2θ = 12/13, cos2θ = 12/13

    Now use the half-angle formulas to find sinθ, cosθ, tanθ.

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions

Post a New Question