How many terms are in the expression 5m 2 - mn + 4n + 7?

a. 2
b. 3
c. 4

Identify the polynomial. a2b - cd3 a.monomial b.binomial c.trinomial d.four-term polynomial e.five-term polynomial

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?

Ade and abc are similar. which best explains why the slope of the line between points a and d is the same as the slope between points a and b?