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**GIVING BRAINLIEST ASAP**
Are the following polynomials a function
f(x)=5x^(4)+3x^(2)+6x^(-1)-3
f(x)=(7)/(8)x^(3)+2x^(5)-6x+17
f(x)=5\sqrt(3+4x)
f(x)=(1)/(x^(2))+(1)/(x)-12x^(2)

Respuesta :

treviousmerritt

Answer:

f(x)=5x^(4)+3x^(2)+6x^(-1)-3 =20x^3+6x-6/x2

f(x)=(7)/(8)x^(3)+2x^(5)-6x+17 = f=16x5+7x3−48x+136/8x

f(x)=5\sqrt(3+4x)= \frac{10}{\sqrt{3+4x}}

f(x)=(1)/(x^(2))+(1)/(x)-12x^(2)= -\frac{2}{x^3}-\frac{1}{x^2}-24x

1.yes,2.yes,3.no,4.yes   hope this helps

msm555

Answer:

f(x)=5x^(4)+3x^(2)+6x^(-1)-3:yes

f(x)=(7)/(8)x^(3)+2x^(5)-6x+17:yes

f(x)=5\sqrt(3+4x):No

f(x)=(1)/(x^(2))+(1)/(x)-12x^(2):Yes

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