If the roots of the equation \( x^{3}+3 p x^{2}+3 q x+r=0 \) are in \( \mathrm{A} \). , then the....

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If the roots of the equation \( x^{3}+3 p x^{2}+3 q x+r=0 \) are
\( \mathrm{P} \)
in \( \mathrm{A} \). \( \mathrm{P} \), then the condition is:
(1) \( 2 p^{3}=3 p q+r \)
(2) \( 2 p^{3}=3 p q \)
(3) \( 2 p^{3}+r=3 p q \)
(4) \( 2 p^{3}-r=-3 p q \)


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