The angle between the curves $y^2=2 x$ and $x^2+y^2=8$ is
- A$\tan ^{-1}(1)$
- B$\tan ^{-1}(2)$
- C$\tan ^{-1}(3)$
- D$\tan ^{-1}\left(-\frac{1}{2}\right)$(d) $\tan ^{-1}\left(-\frac{1}{2}\right)$
✓ Correct answer: C
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