The angle of intersection of the curves \( y=4-x^{2} \) and \( y=x^{2} \) is \( \mathrm{P} \) (A...

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The angle of intersection of the curves \( y=4-x^{2} \) and \( y=x^{2} \) is
\( \mathrm{P} \)
(A) \( \frac{\pi}{2} \)
(B) \( \tan ^{-1}\left(\frac{4}{3}\right) \)
W
(C) \( \tan ^{-1}\left(\frac{4 \sqrt{2}}{7}\right) \)
(D) None of these
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