amyiapleasant12 amyiapleasant12

20-02-2021
Mathematics

contestada

Use synthetic substitution to find f(3) and f(-4) for f(x)= x^4 - 8x- 11.

Respuesta :

Yang100 Yang100

20-02-2021

Answer:

f(3)=56, f(-4)=277

Step-by-step explanation:

f(x)=x^4-8x-11

f(3)=3^4-8(3)-11=3*3*3*3-24-11=9*3*3-35=27*3-25=81-25=56

f(-4)=(-4)^4-8(-4)-11=(-4)(-4)(-4)(-4)+32-11=(16)(16)+32-11=256+32-11=288-11=277

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Аноним Аноним

24-02-2021

Answer:

227

Step-by-step explanation:

Answer Link

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