Math, asked by yash1563, 1 year ago

cosx ×cosx +5sinx×cosx - 3=0

Answers

Answered by username52270
1
Yups.
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here is ur answer
 {cosx}^{2}  + 5 \sin(x)  \times  \cos(x)  - 3 = 0
writing
 { cosx}^{2}  = 1 -  {sinx}^{2}
so.we get
solving for cosx
cosx =
( - 5sinx  + \sqrt{ 25{sinx}^{2}  - 4 \times ( - 3)}  )
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