### Home > A2C > Chapter Ch12 > Lesson 12.4.1 > Problem 12-162

12-162.

Use the pattern for (*a* + *b*)^{3} to expand (2*x* − 3)^{3}.Homework Help ✎

Recall question 12-156 from the classwork.

How did your team write (*a* + *b*)^{3} in the expanded form?

Substitute 2*x* for *a* and −3 for *b* and simplify.

8*x*^{3} − 36*x*^{2} + 54*x* − 27