Question

Help me plz! You will get a medal if u answer my question right!
Classify the following expression by degree and term:

x2y - 7xy + xyz + x
a.2nd degree polynomial
b.7th degree polynomial
c.2nd degree trinomial
d.3rd degree polynomial

Answer 1

when you add up the exponents in each term, you get 3, 2 ,3, 1 respectively
the highest number is 3, pick that one

Answer 2

how does that help her?

Answer 3

The degree of the polynomial is equal to the highest exponent, but in this case you have
x^2y^1
adding those exponents, you have a third degree polynomial.