Multiplying Polynomials and Simplifying Expressions - Quiz Quiz Answers

What is the product of open paren 3 A plus 2 close paren times open paren 4 A squared minus 2 A plus 9 close paren ?

Using the distributive property, Marta multiplied the binomial open paren 2 x plus 3 close paren by the trinomial open paren x squared plus x minus 2 close paren and got the given expression. 2 x times open paren x squared close paren plus 2 x times x plus 2 x times negative 2 plus 3 times open paren x squared close paren plus 3 times x plus 3 times negative 2 Which is the simplified product?