The tangent of angle between the lines whose intercepts on the axes... VIDEO
The tangent of angle between the lines whose intercepts on the axes are \( a,-b \) and \( b,-a \), respectively, is
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(A) \( \frac{a^{2}-b^{2}}{a b} \)
(B) \( \frac{b^{2}-a^{2}}{2} \)
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(C) \( \frac{b^{2}-a^{2}}{2 a b} \)
(D) None of these
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