November 30, 2015

Homework Help: trignometry

Posted by usha on Saturday, June 11, 2011 at 11:14am.

if alpha and beta are 2 different values of θ lying between 0 and 2π which satisfy the equation 6cosθ+8 sinθ=9 find the value of sin alpha + beta.i want the answer by quadratic method. can u help solving sum by that method

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