Which is NOT a graph of polynomial function?

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Which is NOT true about the graph of polynomial function?

• It is smooth

• It has end points

• It has no breaks nor gaps

What is the maximum number of positive real solutions of the equation

 $3x^5+6x^4-3x^3+x^2-x+1=0$  ?

What is the maximum number of negative real solution of the equation

 $2x^4-5x^3+x^2+1=0$  ?

How many turning points does the graph of

 $P\left(x\right)=x^4-2x^2+x+1$  have?

• 4

• less than 4

• more than 4

What is k in the given synthetic division pattern?

What are the zeros of the polynomial function

 $P\left(x\right)=x\left(x-1\right)\left(x+2\right)\left(x-3\right)$  ?

• 1, 2, 3

• 0, 1, 2, 3

• 0, -1, 2, -3

• 0, 1, -2, 3

What is the degree of the polynomial function whose graph appears below?

• 1

• 2

• 3

• 4

What is the sign of the leading coefficient of the polynomial function whose graph appears below?

• positive

• negative

Which graph has an even degree?

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