The equation of tangent to the curve \( y=3 x^{3}+4 x^{2}+5 x+6 \) at \( x=-1 \) is....

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The equation of tangent to the curve
\( \mathrm{P} \)
\( y=3 x^{3}+4 x^{2}+5 x+6 \) at \( x=-1 \) is
W
(1) \( x+6 y-8=0 \)
(2) \( x+6 y+8=0 \)
(3) \( 6 x-y-8=0 \)
(4) \( 6 x-y+8=0 \)


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