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Author: Catrina Coffey

Catrina graduated from Rider University with a B.A. in English. She’s been helping students prepare for standardized tests since 2011. In her spare time, you can find her reading anything within arms’ reach, playing video games, correcting grammar, or studying word derivations. (Did you know that procrastinate comes from the Latin word cras, which means “tomorrow”?)

Catrina Coffey

Complex Numbers on the ACT: Multiplication and Division

Remember, a complex number is very similar to a binomial. We’re dealing with imaginary and real numbers at the same time. We already took a look at addition and subtraction, so let’s move on to multiplication and division. These are a little trickier, but only division involves a skill you may not have used yet. […]

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Catrina Coffey

ACT Math Trigonometry

Worried about ACT trigonometry? You don’t have to be! Check out this post for everything you need to know about ACT math trigonometry for test day.

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Catrina Coffey

ACT Tip: How To Use Your Calculator Wisely

Here are some tips to help you get the most out of your calculator on test day. You can use a calculator on the ACT Math Test. You cannot use a calculator on the Science Test. (Or the English and Reading Tests… not that you’d want to.) Make sure the calculator you want to use […]

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Catrina Coffey

Complex Numbers on the ACT: Addition and Subtraction

Complex Numbers Complex numbers are kind of like binomials. They have two parts: a real number and an imaginary number. Some examples of complex numbers would be (3 + 4i) , (-2, -i), or (7 – 3i). Make sense? We’ve got the real and the imaginary working together in peace and harmony. Let’s talk about what […]

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Catrina Coffey

Imaginary Numbers on the ACT

Wondering about ACT imaginary numbers problems? This post has all the info you need to master this ACT Math question type.

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Catrina Coffey

How to Improve Your ACT Score By 10 Points

Howdy, Magooshers! Today we’re going to cover a very important topic: How to Improve Your ACT Score By 10 Points. According to Google, that exact phrase was one of the most common searches after the last ACT, so it’s near and dear to a lot of you!

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Catrina Coffey

Top 20 ACT Vocabulary Words

Worried about ACT vocabulary? Worry no more! We’ve collected the top 20 ACT vocabulary words you should know—along with their definitions and parts of speech—in one place for your studying ease. Without further ado… Top 20 ACT Vocabulary Words* *As I mentioned in the Top Tips post, the ACT will more commonly test secondary definitions […]

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Catrina Coffey

Top Tips for ACT Vocab

Hidey-ho, Magooshers! Today I’m going to give you my top three tips for vocabulary success on the ACT, and what they mean for you in preparing for test day.   Top Tip #1: The ACT and SAT test vocabulary in different ways. Traditionally, an “SAT word” has been a vocabulary word that is both uncommon […]

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Catrina Coffey

Tricksy Little Questionses: How the ACT Tests Vocabulary with Jargon

What comes to mind when you see the phrase “SAT word”? Probably some difficult, maybe even abstruse, word that you’ve never seen before and will probably never actually use. “Abstruse” might even be a good example (but it’s an adjective meaning “difficult to understand,” in case you ever need it). You may be thinking, though, […]

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