The number of points in \( (-\infty, \infty) \) for which \( x^{2}-x \sin x-\cos x=0 \), is [One... VIDEO
The number of points in \( (-\infty, \infty) \) for which \( x^{2}-x \sin x-\cos x=0 \), is [One Correct Option, \( 2013 \mathrm{Adv} \).]
(a) 6
(b) 4
(c) 2
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