Use this calculator to help you quickly determine any volume of a sphere. Enter the radius of the sphere: Calculate Volume Found a bug? Let us know! Knowing how to solve the volume of a sphere is an important math concept to understand. To find the volume, all you need is the radius! Remember, the … Read more
A polynomial is an expression that shows sums and differences of multiple terms made of coefficients and variables. A polynomial expression with zero degree is called a constant. A polynomial expression with a degree of one is called linear. A polynomial expression with degree two is called quadratic, and a polynomial with degree three is … Read more
What if we told you a higher SAT score predicts you making a higher salary later in life? And what if we gave you the inside info on which colleges do the best job of turning smarts into money? That’s the point of today’s post, where we answer the question: What’s Your SAT Score Worth? … Read more
The United States Army recruiters use the Selection Instrument for Flight Training (SIFT) exam to evaluate a potential future pilot’s strengths while allowing the applicant an opportunity to showcase skills in different categories. Additionally, the test is used to assist recruiters in determining an applicant’s career placement and career progression potential. Below, you will find … Read more
Return to Statistics Videos
The Quantitative Reasoning test on the GRE assesses your knowledge of basic arithmetic, algebra, geometry, and data analysis. To help you prepare for this section of the GRE, this page contains everything you need to know, including what topics are covered, how many questions there are, and how you can study effectively. Click “Start Test” … Read more
The square root of a number is a number that when multiplied by itself, results in the original number. For example, , therefore, the square root of is . The radical symbol, , is used to represent square roots. The two statements, “What is the square root of ?” and “What is ?” are read … Read more
An Introduction to Angles
The FTCE Mathematics 6-12 exam is administered by the Florida Department of Education (FDOE) to assess prospective teachers of 6th-12th-grade math classes in the state of Florida. Click “Start Test” above to take a free FTCE Mathematics 6-12 practice test, and check out our premium-quality FTCE test prep resources by clicking the links below! Other … Read more
Mometrix’s Algebra II videos are general reviews of the concepts, ideas, and topics that may be presented on an exam. Each of these videos will give a wide-scope review of what a test taker may need to know as they prepare to take a test. Linear Equations Solving Systems and Linear Equations Linear Equations Basics … Read more