Real math help.
How Do You Simplify the Square Root of a Negative Number?
Note:
Simplifying the square root of a negative number is very similar to simplifying the square root of a positive number. You just need to remember 'i' in your answer! Check out this tutorial to see how to simplify the square root of a negative number.
Background Tutorials
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Factors and Greatest Common Factor
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What's a Factor?
Factors are a fundamental part of algebra, so it would be a great idea to know all about them. This tutorial can help! Take a look!
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Definitions and Properties of Square Roots
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What's a Perfect Square?
Anytime you square an integer, the result is a perfect square! The numbers 4, 9, 16, and 25 are just a few perfect squares, but there are infinitely more! Check out this tutorial, and then see if you can find some more perfect squares!
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Evaluating Expressions
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What is a Variable?
You can't do algebra without working with variables, but variables can be confusing. If you've ever wondered what variables are, then this tutorial is for you!
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Prime Factorization
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How Do You Find the Prime Factorization of a Number Using a Tree?
To write the prime factorization for a number, it's often useful to use something called a factor tree. Follow along with this tutorial and see how to use a factor tree to find the prime factorization of a given number.
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Further Exploration
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Solving Quadratics Using the Square Root Property
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How Do You Use the Square Root Method to Solve a Quadratic Equation with Imaginary Solutions if a≠1?
The solution to a quadratic equation can sometimes be an imaginary number! This tutorial shows you how to use the square root method to solve a quadratic equation that has imaginary solutions.
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