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Qn #439
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The curve $y=\frac{x}{1+x\tan x}$ attains maxima
A.
for some $x\in[-2\pi,\pi]$
B.
at $x=-cosx$
C.
at $x=cosx$ and for some $x\in [-2\pi,\pi]$
D.
at $x=cosx$
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❓ Question: The curve $y=\frac{x}{1+x\tan x}$ attains maxima... | TANCET Group Studies | Tancet Group Studies