You may learn imaginary numbers in Algebra 1, Algebra 2, or College Algebra. Many students can be intimidated by these. (“What the heck is an imaginary number?”) But, fear not, they’re not too bad! Today we’ll be looking at simplifying imaginary numbers with large exponents. By learning one simple strategy, Read more…
How does PEMDAS work? Learning an important algebra skill Using the order of operations (PEMDAS) is a very important skill for any math student starting in pre-algebra. What is PEMDAS and how does PEMDAS work? Let’s take the time to learn this skill well since you’ll be using it in Read more…
Binomial Expansion Using Pascal’s Triangle [latexpage] As an online math tutor, I love teaching my students helpful shortcuts! Algebra 2 and Precalculus students, this one is for you. Let’s learn a binomial expansion shortcut. Let’s say we want to expand $(x+2)^3$. Without knowing a shortcut, we would start out by Read more…