Finding the Right Graphing Calculator for Trigonometry: 5 Great Options!

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Finding the Right Graphing Calculator for Trigonometry
Finding the Right Graphing Calculator for Trigonometry

For most students, trigonometry can be a complex and challenging subject, but I believe that having the right tools can make it much easier. A graphing calculator is an invaluable tool for any student studying trigonometry, as it can help visualize problems and solve equations.

So, what is the best calculator for trigonometry? The TI-84 Plus CE is ideal for trigonometry as it is a graphing calculator with all the required features to solve complex trigonometry questions. In addition, the TI-84 Plus CE calculator is also approved to use in IB exams (Source: Texas Instruments)

In this blog post, I will be looking at some of the best graphing calculators on the market to help you find the perfect one for your trigonometry studies.

If you are wondering whether trigonometry is harder than calculus, the answer is No; I wrote a whole article that I encourage you to read to find out why.

How to Choose the Best Graphing Calculator for Trigonometry?

Trigonometry is an essential part of any high school or college math course. In my experience, when it comes to calculations, having a graphing calculator can be a huge help.

But with so many options on the market, how do you know which one is best? Keep reading to find out some of the features and qualities to consider when choosing a graphing calculator for trigonometry.

Graphing Calculator’s Capabilities

I believe that the most important factor when choosing a graphing calculator for trigonometry is graphing calculator’s capabilities.

I encourage you to choose a graphing calculator with all the basic functions of a scientific calculator, including logarithm, inverse, trigonometric, exponential functions, and other graphing capabilities.

Other features to look for include 3D graphing capabilities that allow you to visualize data in three dimensions, which I believe can be extremely helpful when studying geometry or advanced topics in calculus.

Display Quality

Another factor to consider is the display quality of your calculator. I suggest you choose graphing calculator with a clear display and easy to read so that you can quickly reference graphs or equations without having to squint or strain your eyes.

I also encourage you to look for calculators that have high-resolution LCD displays with anti-glare technology so that you can easily see what’s on-screen, even in bright light conditions.

Battery Life

Battery life is an important consideration when purchasing a graphing calculator for trigonometry. Most calculators use either alkaline batteries or rechargeable lithium-ion batteries.

Alkaline batteries tend to provide longer battery life than lithium-ion batteries but need to be replaced more often since they cannot be recharged.

Rechargeable lithium-ion batteries are convenient since they don’t need to be replaced, but their power tends to drain faster than alkaline batteries do. Ultimately, it comes down to personal preference and how much time you want to spend replacing batteries versus recharging them each month.

TI-84 Plus CE

The TI-84 Plus CE is one of Texas Instruments’ most popular calculators and is a great choice for students studying trigonometry.

In addition, it has a large, full-color display that makes it easy to view calculations and graphs. TI-84 Plus CE calculator also comes with plenty of memory, allowing you to store data from classes or assignments without needing to delete them later on.

Moreover, it has more than enough power to handle all of your trigonometric calculations with ease.

Hp Prime Graphing Calculator Ii

The Hp Prime Graphing Calculator Ii is another excellent graphing calculator choice for trigonometry students. This calculator has a large, high-resolution screen that makes viewing equations and graphs much easier than other models.

Moreover, Hp Prime Graphing Calculator Ii comes with plenty of memory and processing power to handle any kind of calculation you may need it for. Also, this calculator features touch-sensitive buttons, which can be helpful in certain situations where accuracy is key.

Casio Advanced Scientific Calculator

The Casio Advanced Scientific calculator has all the features required to solve trigonometric problems and metric conversions quickly and easily.

It also comes with features that make solving complex calculations, linear equations, basic arithmetic, linear regression, and stacked fractions easier.

In addition, the Casio Advanced Scientific calculator is approved for most exams, including PSAT, SAT, and IB exams.

CASIO PRIZM FX-CG50 Color Graphing Calculator

Similar to the other graphing calculators, I mentioned the CASIO PRIZM FX-CG50 Color Graphing Calculator is also approved for the SAT, PSAT, ACT, and AP tests as it includes Exam Mode to block specific functionality for testing purposes (Source: Casio)

With the CASIO PRIZM FX-CG50 Color Graphing Calculator, you can plot color graphs and perform trigonometric calculations. 

I also like that this calculator comes with pre-loaded apps, which most students find helpful in better understanding trigonometric concepts. 

CATIGA Scientific Calculator with Graphic Functions 

The CATIGA Scientific Calculator with Graphic Functions is another great option I recommend if you are looking for a graphing calculator specifically designed for trigonometry students. This model is perfect for both beginner and advanced mathematics courses, including High School and college levels. 

The CATIGA Scientific Calculator with Graphic Functions is a cheap option if you are looking for a budget-friendly graphing calculator for Trigonometry. 

It is also perfect if you are taking pre-algebra, geometry, trigonometry, calculus, AP Calculus, and AP Statistics.

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In Conclusion

The truth is trigonometry can be difficult and intimidating, but I believe that having the right tools can make it easier. Graphing calculators are essential when studying trigonometry as they allow you to visualize problems and solve equations quickly and accurately.

In this article, I looked at 5 great options that I believe are ideal for tackling trigonometric calculations: the TI-84 Plus CE, HP Prime G3, and Casio Prizm FX-CG50.

When choosing a graphing calculator for trigonometry, I encourage you to make sure you purchase one with all the necessary functions and capabilities, good display quality, and reliable battery life that fits into your budget and lifestyle needs.


I am Altiné. I am the guy behind When I am not teaching math, you can find me reading, running, biking, or doing anything that allows me to enjoy nature's beauty. I hope you find what you are looking for while visiting

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