1) which polynomial is written in standard form for the polynomial below -9x+x^3-x^4+3?

a) -9x+x^3-x^4+3

b) 9x+x^3+x^4+3

c) x^4+x^3+9x+3

d) -x^4+x^3-9x+3

2) what is the degree of the polynomial
3pq^4-2p^2q+q^3?

a) 1

b) 2

c) 4

d) 5

3) which expression is not a polynomial?

a) z+1

b) 2x^4-y

c) 6+w

d) y^2-^3√y+4

Sandy is upgrading her internet service. fast internet charges $20 for installation and $52.45 per month. quick internet has free installation but charges $57.45 per month. part 1 out of 2 complete the equation that can be used to find the number of months after which the internet service would cost the same. use the variable x to represent the number of months of internet service purchased.