Classify the expression 7x3 + 2x2 as a monomial, binomial, trinomial, or polynomial.

Ineed if you could explain and give me the answer you! this needs done

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared