Multiplying Polynomials and Simplifying Expressions

Question 7 of 10 • NJ-Algebra I CR

Using the distributive property, Marta multiplied the binomial (2x + 3) by the trinomial (x2 + x – 2) and got the expression below.(2x)(x2) + (2x)(x) + (2x)(–2) + (3)(x2) + (3)(x) + (3)(–2)Which is the simplified product?

Answer

2x3 + 6x2 – x – 6

2x3 + x2 – x – 6

2x3 + 5x2 – x – 6

2x3 – x2 – 7x – 6

Introduction to Modeling with Functions

Quadratic Functions: Standard Form

Relative Frequencies and Association