Question

which of the following expression is a polynomial , state whether it is a polynomial in one variable or not ​

Answer 1

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A polynomial is a function of the form f(x)=a

n

x

n

+a

n−1

x

n−1

+...+a

2

x

2

+a

1

x+a

0

.

where a

n

,a

n−1

,...a

2

,a

1

,a

0

. are contants

and n is a natural number.

Given that

P(y)=y

3

+2

3

given expression clearly satisfies the definition of Polynomial as written above

and P(y) is polynomial with one variable y