y=log(sinex²) derivate this question plz guys don't ignore
Answers
Answer:
By method f substitution
put u=e^(x^2)
y=log(sinu)
dy/dx=(1/sinu)(cos u)(du/dx).......(1) ( : u=e^(x^2)
taking log on
both sides,
logu=loge^(x^2)
logu=x^2 (loge)
logu=x^2
differentiate,
1/u=2x
u=1/2x
again
differentiate,
du/dx= -1/2x^2)
sub in (1)
dy/dx=(cosu/sinu)(-1/2x^2)
=-cotu/2x^2 (:u= e^(x^2))
dy/dx = -cot(e^(x^2))/2x^2
Answer:
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