Question

(☞ ಠ_ಠ)☞IIT JEE ADVANCE

$if \: u \: = cosx(\sqrt{sin {}^{2}x + sin {}^{2} \theta } \: \\ \ where \: \theta \: is \: a \: given \: cosant \: then \: maximum \: value \: of \: u \: is \:$
$(a) \sqrt{1 + cos {}^{2} \theta}$
$(b) \sqrt{1 + sin {}^{2} \theta }$
$(c) |sin \theta|$
$(c) |cos \theta|$


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Answer 1

Step-by-step explanation:

$(a) \sqrt{1 + cos {}^{2} \theta}$

$(b) \bf\sqrt{1 + sin {}^{2} \theta }$✔️

$(c) |sin \theta|$

$(c) |cos \theta|$