Chapter 9 - Quadratic Functions and Equations - 9-7 Linear Quadratic, and Exponential Models - Practice and Problem-Solving Exercises - Page 594: 29

Option I

Work Step by Step

We are given: $(4x^3+2x^2+1)+(3x^2+8x+2)$ $=4x^3+5x^2+8x+3$ Hence, the correct expression is I.

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