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Customer Ratings & Reviews

Your price for this item is $169.99

Customer reviews

Rating 4.8 out of 5 stars with 385 reviews

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Rating by feature

  • Value

    Rating 4.5 out of 5 stars

  • Quality

    Rating 5.0 out of 5 stars

  • Ease of Use

    Rating 4.6 out of 5 stars

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98%would recommend to a friend

Customers are saying

Customers are pleased with the TI-89 Titanium Graphing Calculator's ease of use, describing it as intuitive and having many great functions. Its quality and features are also frequently praised, with users highlighting its reliability and the comprehensive set of tools it offers. Many appreciate the calculator's long battery life, noting that batteries can last for extended periods. Overall, the feedback points to a positive user experience.

This summary was generated by AI based on customer reviews.

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 6 Showing 101-120 of 385 reviews
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Great Calculator

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    My grandson uses this for High School and he loves it.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Great for calculus

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Good calculator for a high school student in advanced math courses.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Works perfectly

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Happy with the purchase . Works as it is supposed to.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Great calculator for my daughter to use in college

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This calculator was required by my daughter's college. It works well.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    great calculator for college student

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    this is a great calculator for a college student. The TI 84 will not have all of the features needed in college level courses. So if your a high school student and you want to plan ahead, I'd just go ahead and get this one, the TI 89 and you should be good for years. Advanced enough to include calculus and physics functions as well.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Excellent calculator does what I need it to

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Excellent for those math students looking to go real deep into it.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Good item

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Latest version, easy to handle, very satisfied. Good price

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Great calculator

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great calculator for college and high school math.

    I would recommend this to a friend
  • Pros mentioned:
    Calculator

    Rated 5 out of 5 stars

    Great for college courses

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great calculator for engineering classes at college

    I would recommend this to a friend
  • Pros mentioned:
    Features

    Rated 5 out of 5 stars

    Lots of functions

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It has more features than comparable Casio's models.

    I would recommend this to a friend
  • Pros mentioned:
    Calculator

    Rated 5 out of 5 stars

    Good product.

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Calculator just what needed for small calculations.

    I would recommend this to a friend
  • Pros mentioned:
    Battery life

    Rated 5 out of 5 stars

    Incredible easy to use and good battery life.

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    The product has great battery life and memory for pictures.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Great for college

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    my son loves it great for school awesome and helpfl

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Great for college students.

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great for college students. Very easy to get used to.

    I would recommend this to a friend
  • Pros mentioned:
    Features

    Rated 5 out of 5 stars

    Great!

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This calculator has all the features I needed plus some.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Calculator

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This product is a great tool to home work, my son loves.

    I would recommend this to a friend
  • Pros mentioned:
    Quality

    Rated 5 out of 5 stars

    Excellent for themoney

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Excellent calculator for the cost highly recommended

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Good for highschool

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It's easy to use, good for classwork and homework.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Recommended for doing homework

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This is a simple calculator for a high school going kid.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 4 out of 5 stars

    Reliable and applications for engineering student

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I would recommend this for anyone who has a student majoring in engineering or has a lot of hand calculations to do.

    I would recommend this to a friend