Focus on Expressions and Equations ESSENTIAL QUESTIONS & OBJECTIVES Lessons 6 – 9

Lesson 6 – Essential Question What are square roots and cube roots?

Lesson 6 – Objective Find square roots and cube roots of numbers. Understand the geometric interpretations of square and cube roots.

Lesson 7 – Essential Question How can you represent solutions to equations of the form x2=p and x3=p?

Lesson 7 – Objective Find all solutions to equations of the form x2 = p and x3 = p.

Lesson 8 – Essential Question How can you estimate and compare very large and very small quantities?

Lesson 8 – Objective Approximate the value of a large or small number as the product of a single digit and a power of ten. Use approximations of this form to compare numbers in real-world situations.

Lesson 9 – Essential Question How can you perform operations with numbers written in scientific notation?

Lesson 9 – Objective Express numbers in scientific notation, perform operations on numbers in this form, and model and solve real-world problems.