Curated OER
How Do You Evaluate an Exponent?
Identify the base, identify the exponent, write out the base the number of times indicated by the exponent. Then multiply the base as written out in expanded form. Finally simplify your answer and you will have just evaluated an exponent.
Curated OER
How Do You Evaluate an Exponent?
Identify the base, identify the exponent, write out the base the number of times indicated by the exponent. Then multiply the base as written out in expanded form. Finally simplify your answer and you will have just evaluated an exponent.
Curated OER
What is the Product Property of Square Roots?
If your class has a grasp of square roots, but is having difficulty with the product property of square roots, this video might be for you! In the video, an instructor completes a short proof of the property, defines the property, and...
Khan Academy
SAT Prep: Test 2 Section 3 Part 1
Page 459 of The Official SAT Study Guide by The College Board features another set of practice SAT math problems, beginning with problems 1-4. Sal demonstrates how to solve problems with factoring and visualization.
Khan Academy
Scientific Notation 3
Sal uses a TI-85 graphing calculator to demonstrate how to check his work while he solves a complex word problem where he must use scientific notation to express his answer. This would be a very useful video for an SAT prep or cumulative...
Curated OER
What is the Product Property of Square Roots?
If your class has a grasp of square roots, but is having difficulty with the product property of square roots, this video might be for you! In the video, an instructor completes a short proof of the property, defines the property, and...
Khan Academy
SAT Prep: Test 1 Section 3 Part 3
Sal demonstrates the methods needed to solve problems 8-10 in this video. He begins his lecture with a more thorough explanation of problem 7 (which he feels he "rushed" in the last video). These problems involve skills such as...
Math Antics
Exponents in Algebra
The rules still hold. By reviewing the meaning of exponents in arithmetic, the video takes a look at exponents in algebra. The resource develops the meaning of any number raised to the zero power. Taking the idea of exponents further,...
Northeast Arkansas Education Cooperative
Working with Exponents and Radicals When Evaluating Expressions
Take the basic concept of evaluating expressions to the next level with this video. First, the presenter stresses the importance of using the order of operations. Then he shows examples of substituting values into variable expressions...
Mathispower4u
Evaluate and Create Equivalent Exponential Expressions (CC:6.EE.1)
Two to the fourth equals four squared. Scholars work through a word problem to find the equivalent expressions in a bake sale. Then they create another exponential expression to represent the same number.
Curated OER
What Do You Do With a Zero Exponent?
There is one exception to this rule, but all numbers that have a power of zero equal one. Don't believe it? Watch this video as the instructor breaks it down to prove this to be true. This makes solving a problem with a zero exponent...
Khan Academy
SAT Prep: Test 8 Section 8 Part 2
One of Sal's greatest gifts to students in this SAT video series has been his demonstration of word problems. Because he writes out equations while simultaneously reading the information provided, he often arrives at the correct answer...
Khan Academy
SAT Prep: Test 2 Section 6 Part 2
Reviewing the last problem from the previous video because he feels that he "rushed it," Sal again explains the concept of ratios as it applies to problem 6 on the practice SAT (page 472 in The Official SAT Study Guide). Additional...
Curated OER
What's the Power of a Power Rule?
Follow along and learn a slick trick to help you solve problems involving an exponent raised to another exponent. You'll use the power of a power rule and simplification to solve the problem. This is a clear tutorial that does a good job...
Brightstorm
Simplifying Radical Expressions - Concept
Radical, dude! The resource provides an explanation on how to simplify radical expressions. It makes clear that radical expressions are ones that are strictly numerical but also are algebraic expressions. One of the problem sets includes...
FuseSchool
Laws of Indices—Part 1
Index the rules of exponents. The British resource presents the laws of exponents for multiplication, division, raising a power to a power, and raising to the power of zero. Explanations demonstrate why the rules work.
Curated OER
Scientific Notation 2
Apply the concept of scientific notation to a word problem involving the rate of speed. Sal explains how to express the answer in scientific notation.
Curated OER
How Do You Find the Cube Root of a Perfect Cube?
Introduce your class to cube roots! You can show them this video, in which an instructor demonstrates how to find the cube root of a perfect cube. While this video is clear and well-made, it is appropriate only for more advanced learners...
Curated OER
How Do You Find the Cube Root of a Perfect Cube?
Introduce your class to cube roots! You can show them this video, in which an instructor demonstrates how to find the cube root of a perfect cube. While this video is clear and well-made, it is appropriate only for more advanced learners...
Curated OER
How Do You Multiply Two Radicals?
Multiply radicals just like you would multiply any terms. Yes, but of course there is more to do to simplify the product. Combine, factor, separate, and square root are some of the things that need to be done to get to the solution of...
Curated OER
How Do You Find the Least Common Multiple of Monomials?
Looking for the least common multiple, not the greatest common factor. It's so easy to mix these up. It may seem a little confusing at first because there are variables and exponents in the monomial examples. Watch this video and get...
Curated OER
How Do You Use the Formula for Compound Interest?
Money, money, money. Love it! You want to earn interest on what you put into your bank account. So you make an investment to earn compound interest and you want to know how much money you will have in 60 months. Well, there's a formula...
Curated OER
How Do You Find the Area of a Rectangle Whose Sides are a Monomial and a Polynomial?
Yes, it's a real-world word problem, but it's as easy as multiplying a monomial and a polynomial. Then all you have to do is to make sure you write it in simplest form.
Curated OER
How Do You Simplify Radicals Using the Product Property?
It would be difficult to explain how to write the given radical , the square root of 60, in its simplest form. It's not a perfect square so there are several steps required to break it down and get it to its simplest form. Just watch...