MCQ
$\int_0^{\pi /2} {\frac{1}{{1 + \sqrt {\tan x} }}} \,dx = $
- A$\frac{\pi }{2}$
- ✓$\frac{\pi }{4}$
- C$\frac{\pi }{6}$
- D$1$
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વિધાન ${\text{ - 1 : }}\,\,\overline {PQ} \, \times \,\,\left( {\overline {RS} \,\, + \,\overline {ST} } \right)\,\, \ne \,\,0\,$
કારણ કે વિધાન $ - {\text{2:}}\,\,\overline {PQ} \, \times \overline {RS} \, = \,\,\vec 0 \,$ અને $\overline {PQ} \,\, \times \,\,\overline {ST} \,\, = \,\,\vec 0 $