MCQ
$f(x) = [\cos x + \sin x]$ નો વિસ્તારગણ ......... થાય. (જ્યા $[.]$ = $G.I.F.$)
- A$[-\sqrt 2 ,\sqrt 2 ]$
- B$\{0, 1, 2\}$
- C$\{-1, 0, 1\}$
- ✓$\{-2. -1, 0, 1\}$
Range of $\cos x+\sin x \in[-\sqrt{2}, \sqrt{2}]$
Or
$[-1.4,1.4]$
$\therefore[\cos x+\sin x]=-2,-1,0,1$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$f ( n )=\left[\begin{array}{ll}2 n , \,\,\, \,\,\,\,\,\,n =2,4,6,8, \ldots . \\ n -1,\,\,\, n =3,7,11,15, \ldots . \\ \frac{ n +1}{2}, \,\,\, \,\,\,n =1,5,9,13, \ldots \ldots\end{array}\right.$
મુજબ વ્યાખ્યાયિત