Respuesta :

sreedevi102

Answer:

option A

Step-by-step explanation:

[tex]p(x) = -3x^3 - 4x \\\\p(x = - 1 ) = -3( - 1)^3 - 4( - 1 )[/tex]

               [tex]= -3(-1) + 4 \\\\= 3 + 4 \\\\= 7[/tex]

tanmayakumarp3

Answer:

7

Step-by-step explanation:

[tex] - {3x}^{3} - 4x[/tex]

[When x = -1 then]

[tex] = - {3( - 1)}^{3} - 4( - 1)[/tex]

= - 3 × (-1) - 4 × (-1)

= 3 + 4

= 7 (Ans)

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