Grade 12th passTrigonometry
if sin(π/4cotx)=cos(π/4tanx) then find the general solution of x
2 Answers
Deepak Kumar Shringi
Approved Tutor Answer8 Years ago
sai sandeep
sin(π/4cotx)=cos(π/4tanx)
π/2π/4cotx+π/4tanx=
π/2π/4(cotx+tanx)=
cotx+tanx=2
tanx(1+tanx)=2
tanx=1
x=nπ+π/4
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