Chapter 4.6, Problem 1E

Concept Check Consider the square of the binomial $4x+3$:

${\left(4x+3\right)}^2$

What is the first term of the binomial? Square it.

Find twice the product of the two terms of the binomial: $2\left(\_\_\_\_\right)$

$\left(\_\_\_\right)=\_\_\_\_$.

What is the last term of the binomial? Square it.

Use the results of parts (a)–(c) to find ${\left(4x+3\right)}^2$