Question

plzzzzzzzzzzzzzzzzzzzzzzz help i will be very thankful

Answer 1

Step-by-step explanation:

dear brother pls mark me as brainliest

Answer 2

Step-by-step explanation:

monomials :3x

binomials : 2y -3 ,2x^2+19

trinomials :ax^2+bx+c

polynomial : 7x^3 +2x+3x^2+9