Identify which functions are polynomial functions.

1. f(x) = 14x^3 - 3x^2 - 35/2x - 100
2. f(x) = 8x - 3/2x + 4
3. f(x) = 49x + 2
4. f(x) = 3x +2x + 1
5. f(x) = 2x^4 - 3x^2 + 1
6. f(x) = 9x^2 - 16

Cody worked 42.5 hours per week in july. this is 12.25 hours more per week than he worked in june.how many hours did cody work per week in june?

The cash price of a television is $580.the hire-purchase price of the television is $865.the hire-purchase price is an initial deposit of n% of the cash price and 6 equal monthly payments of $120.find the value of n.

When lulu enlarged her drawing of a rabbit, the enlarged picture appeared to be distorted. which statement about the transformation applied to her drawing is true?