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15-04-2022
Mathematics

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What are the zeros of the polynomial function f(x) = x3 + x2 − 42x?

A. −7, 6

B. −6, 7

C. −6, 0, 7

D. −7, 0, 6

Respuesta :

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15-04-2022

Answer:

D. -7, 0, 6

Step-by-step explanation:

[tex]x^3+x^2-42x=0[/tex]

[tex]x(x^2+x-42)=0[/tex]

[tex]x(x^2-6x+7x-42)=0[/tex]

[tex]x(x-6)(x+7)=0[/tex]

ZEROS:

x = 0

x = 6

x = -7

Hope this helps!

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