MCQ
The number of line segments possible with three collinear points is $...........$
- A$1$
- B$2$
- ✓$3$
- DInfinite
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$ + sin^{-1} \left\{ \,\frac{1}{{\sqrt {13} }}(2\cos x + 3\sin x)\,\,\,\right\} $ w.r.t. at $x = \frac{3}{4}$ is :