Algebra 2 · Expressions and Operations

Virginia SOL A2.EO.4

Virginia SOL A2.EO.4 is part of the Expressions and Operations strand in Algebra 2 (Math). Under this Standards of Learning objective, students perform operations on complex numbers. Below is what A2.EO.4 covers in plain language, the specific skills it is assessed on, the key concepts to review, and how to practice A2.EO.4 for the Virginia SOL test.

Practice A2.EO.4 All Algebra 2 standards

What SOL A2.EO.4 means

Perform operations on complex numbers.

Practice Algebra 2 SOL questions

Free Algebra 2 questions from official Virginia Department of Education released SOL tests — good practice while you work on A2.EO.4 and the rest of the course. Pick an answer to check it instantly, or open “Show answer” to review.

1. Given (f(x)=(x-4)^2-1), what is the vertex of the graph of this function?
Show answer
Answer: C — (4, −1)
2. Given (S_n = (n)/(2) 2a_1 + (n-1)d ). An outdoor theater has 37 seats in the first row, 40 seats in the second row, and 43 seats in the third row. If this pattern continues, what is the total number of seats in the first 10 rows?
Show answer
Answer: C — 505
3. What is the value of ( _n=1^3 (17n - 15))?
Show answer
Answer: D — 57
4. Which of the following equations best models the data in this table? | x | y | | ---: | --: | | −2 | 5 | | −0.5 | 2 | | 0 | 1 | | 1.5 | 0.5 | | 2.5 | 1.5 | | 3 | 2.5 |
Show answer
Answer: J — (y=(1)/(2)x^2 - x + 1)

→ Take the full free Algebra 2 SOL practice test

Skills you’ll practice for A2.EO.4

Explain the meaning of i.
Identify equivalent radical expressions containing negative rational numbers and expressions in a + bi form.
Apply properties to add, subtract, and multiply complex numbers.

Key concepts covered by A2.EO.4

imaginary unit
i
complex numbers
a + bi form
radical expressions
complex number operations
addition
subtraction
multiplication

How to study and practice SOL A2.EO.4

Start with a quick diagnostic to see whether A2.EO.4 is already solid, then work each skill above with guided notes, flashcards, and SOL-style practice questions. For official released items, see our Virginia SOL practice tests guide and how to study for the SOL test.

→ Take the free Algebra 2 SOL practice test

A2.EO.1 — Perform operations on and simplify rational expressions.
A2.EO.2 — Perform operations on and simplify radical expressions.
A2.EO.3 — Perform operations on polynomial expressions and factor polynomials in one and two variables.

Frequently asked questions about SOL A2.EO.4

What is Virginia SOL A2.EO.4?

SOL A2.EO.4 is a Algebra 2 Standard of Learning in the Expressions and Operations strand. It expects students to perform operations on complex numbers.

What skills does SOL A2.EO.4 cover?

SOL A2.EO.4 is assessed on 3 skills: explain the meaning of i; identify equivalent radical expressions containing negative rational numbers and expressions in a + bi form; apply properties to add, subtract, and multiply complex numbers.

What strand of Algebra 2 is SOL A2.EO.4 in?

SOL A2.EO.4 belongs to the Expressions and Operations reporting strand of the Algebra 2 Virginia Standards of Learning.

How do I study and practice for SOL A2.EO.4?

Start with a diagnostic to see whether A2.EO.4 is already solid, then work the 3 skills above with guided notes, flashcards, and SOL-style practice questions. For official released items, see the Virginia SOL practice tests guide.