PLEASE ANSWER WILL GIVE BRAINLIEST IF CORRECT Classify the following polynomials by degree and number of terms, first answer is
degree, second answer is terms(please separate by a comma)
4p^3+2p^2+19-5

Classify the following polynomials by degree and number of terms, first answer is
degree, second answer is terms(please separate by a comma)
n^2-7n - 21

Classify the following polynomials by degree and number of terms, first answer is
degree, second answer is terms(please separate by a comma)
2x+7

Simplify the following polynomials. All final answers must be in standard form.
(3y^2-4y+1)+(-y^2+y-2)

Simplify the following polynomials. All final answers must be in standard form.
(n-9)(n^2+4n-10)