SAT® Calculator Hacks: TI-84 Tips & Tricks

SupertutorTV
27 Apr 201712:52
EducationalLearning
32 Likes 10 Comments

TLDRThis video offers valuable SAT math tips for test-takers, focusing on calculator hacks to enhance scores. It covers the use of the TI-84 calculator, including converting decimals to fractions, utilizing programs for quadratic equations, systems of equations, and slope-intercept form equations. The presenter also suggests leveraging the calculator's graphing capabilities for complex equations and its extensive trigonometric functions to solve trigonometry problems. The video ensures viewers are aware of the importance of adhering to the latest SAT rules and encourages subscribing for more educational content.

Takeaways
  • 📅 The video provides tips for improving your SAT math score using a calculator.
  • 🔢 The SAT has two math sections; one allows calculator use, while the other does not.
  • 🔍 Always double-check SAT rules regarding calculator use, as they can change.
  • 🧮 The TI-84 calculator is commonly used, and the video focuses on hacks for this model.
  • ➗ The 'Frac' function on the TI-84 converts decimal answers to fractions, which is useful for SAT questions with fraction answer choices.
  • 📱 Downloading calculator programs like the quadratic equation solver, system of equations solver, and slope-intercept form generator can save time and reduce errors.
  • 💻 Ensure your calculator software is up-to-date and compatible with your computer’s operating system.
  • 📈 Use the graphing function on your calculator to solve complex equations or graphing problems, especially for non-linear equations.
  • 🧮 Your calculator can store trigonometric values, allowing you to solve trig problems easily by using inverse functions and known values.
  • ✔️ Practice using these calculator hacks to improve accuracy and speed during the SAT.
Q & A

  • What is the main topic of the video script?

    -The main topic of the video script is SAT calculator hacks and tips for improving SAT math scores, specifically focusing on the use of a TI-84 calculator.

  • How many sections of math are there on the new SAT?

    -There are two sections of math on the new SAT, one of which allows the use of calculators.

  • As of April 2017, can calculator programs be used on the SAT?

    -As of April 2017, the SAT does not specify whether calculator programs can or cannot be used, and the interpretation has been that they are allowed.

  • What should students do before using calculator programs on the SAT?

    -Students should always double-check the rules to ensure they are not violating any regulations, as rules are subject to change.

  • What is the purpose of the 'frac' command on a calculator?

    -The 'frac' command on a calculator is used to convert a decimal answer into a fraction form, which is useful when answer choices are in fraction form.

  • What are some common calculator programs recommended for the SAT?

    -The script recommends programs for solving quadratic equations, systems of equations with two unknowns, and creating slope-intercept form equations from two points.

  • Why is the quadratic equation program useful on the SAT?

    -The quadratic equation program is useful for quickly factoring expressions and finding zeros of a quadratic, which can be helpful in various problem-solving scenarios on the SAT.

  • What is the purpose of the system of equations program?

    -The system of equations program is used to solve two equations with two unknowns, which can help prevent careless errors and save time on the SAT.

  • How can the slope-intercept form equation creator be used on the SAT?

    -The slope-intercept form equation creator can be used to find the slope and y-intercept from two points, which is helpful for problems involving lines and their graphs.

  • What is the advantage of using graphing on a calculator to solve complex equations or systems?

    -Using graphing on a calculator allows students to visualize and solve complex equations, including non-linear ones, by finding intersection points, which might be difficult to determine otherwise.

  • Why is it beneficial to use the calculator's trigonometric functions during the SAT?

    -The calculator's trigonometric functions can be used to solve for unknown angles or values when students are unsure of trigonometric identities or when they need to match given values to answer choices.

Outlines
00:00
📚 SAT Math Score Improvement with Calculator Hacks

This paragraph introduces the video's focus on improving SAT math scores using calculator hacks, specifically for the section of the SAT that allows calculator use. The speaker mentions that as of April 2017, calculator programs are permitted, but advises viewers to check the latest rules. The video will demonstrate hacks on a TI-84 calculator, a common choice among students. The speaker also encourages viewers to subscribe to the channel and visit superchanneltv.com for more content.

05:00
🔢 Mastering Fraction Conversion and Equation Solving with Calculator Programs

The speaker discusses two main calculator hacks: converting decimals to fractions and using programs for solving equations. The first hack involves using the 'frac' function on a calculator to turn decimal answers into fraction form, which is useful when answer choices are in fraction form. The second part of the paragraph focuses on the importance of downloading and utilizing three specific programs for the TI-84 calculator: a quadratic equation solver for quickly factoring expressions and finding zeros, a system of equations solver for two unknowns to tackle word problems, and a slope-intercept form equation creator from two points for line-related problems. The speaker also addresses potential compatibility issues with calculator software and offers troubleshooting tips.

10:01
📈 Utilizing Graphing and Trigonometric Functions for SAT Math

The final paragraph emphasizes the use of graphing capabilities to solve complex equations and systems, including absolute value equations and inequalities. The speaker suggests that graphing is an efficient way to find intersection points, especially for non-linear problems. Additionally, the paragraph highlights the calculator's extensive trigonometric functions, which can be used to solve trigonometric problems or verify answers. The speaker concludes by encouraging viewers to like the video, subscribe to the channel, and engage with their social media for more educational content.

Mindmap
Keywords
💡FCC
FCC refers to the Financial Conduct Committee, which is not directly related to the video's content. It seems to be a misinterpretation or a typo in the transcript. The video is about SAT math scores and calculator hacks, not financial regulations or committees.
💡SAT
The SAT is a standardized test widely used for college admissions in the United States. It includes sections on math, critical reading, and writing. The video focuses on improving SAT math scores using calculator hacks, especially for the section of the test that allows the use of calculators.
💡Calculator Hacks
Calculator hacks refer to techniques or shortcuts that can be used to simplify calculations or solve problems more efficiently on a calculator. In the context of the video, these hacks are strategies to quickly improve SAT math scores, particularly in the calculator-allowed section of the test.
💡TI-84
The TI-84 is a graphing calculator produced by Texas Instruments. It is commonly used by students for various mathematical tasks, including those on standardized tests like the SAT. The video demonstrates specific hacks and programs on this calculator model to enhance test performance.
💡Fraction
A fraction is a numerical representation of a part of a whole, expressed as one integer over another (e.g., 1/2). The video explains how to use the TI-84 calculator to convert decimal answers into fraction form, which can be useful when answer choices are in fraction form on the SAT.
💡Programs
In the context of calculators, programs are pre-written scripts or applications that perform specific mathematical functions. The video recommends downloading certain programs for the TI-84, such as a quadratic equation solver and a system of equations solver, to assist with SAT math problems.
💡Quadratic Equation
A quadratic equation is a polynomial equation of degree two, typically in the form of ax^2 + bx + c = 0. The video mentions using a calculator program to solve quadratic equations quickly, which can be beneficial for factoring or finding zeros on the SAT.
💡System of Equations
A system of equations refers to a set of multiple equations with the same set of variables. The video suggests using a calculator program to solve such systems, especially those with two unknowns, to avoid careless errors and save time on the SAT.
💡Slope-Intercept Form
The slope-intercept form of a linear equation is y = mx + b, where m is the slope and b is the y-intercept. The video describes a calculator program that can create the slope-intercept form from two points, which is useful for various SAT math problems involving lines.
💡Graphing
Graphing on a calculator involves plotting equations or functions to visualize their behavior. The video highlights the use of graphing to solve complex equations or to find intersection points of graphs, which can be particularly helpful for non-linear problems on the SAT.
💡Trigonometric Values
Trigonometric values are the ratios of the sides of a right triangle, often represented as sine, cosine, and tangent. The video mentions that the calculator can provide these values, which can be used to solve trigonometry problems on the SAT, even if a student does not remember the exact identity or value.
Highlights

The speaker introduces SAT calculator hacks to improve math scores.

Two sections of math on the new SAT, one without a calculator.

SAT allows calculator use without specifying types, including calculator programs.

Recommendation to check the latest rules for SAT calculator usage.

Use of a TI-84 calculator for demonstrating hacks.

Subscription reminder for the channel and visiting super channel tv.com.

The 'frac' function converts decimals to fractions on a calculator.

Demonstration of adding fractions and converting to a fraction form using the calculator.

Advising on downloading programs for the TI-84 calculator.

Quadratic equation program for quickly solving and factoring quadratics.

Use of quadratic equation solver for finding zeros on the SAT.

System of equations program for solving two-variable equations.

Alpha dash program for solving word problems involving ticket costs.

Slope-intercept form equation creator for finding slopes and equations from points.

Using graphing to solve complex equations and find intersection points.

Utilizing calculator's trigonometric functions to solve trig problems.

Encouragement to like, subscribe, and check social media for more content.

Transcripts

Browse More Related Video

BEST CALCULATOR HACKS (SAT, ACT, etc.)

TI-84 Plus Calculator Basic Features - Lesson 1

TI-84 Plus Graphing Calculator Guide: Graphing functions

How to solve problem in mathematics with calculator (calculator tricks) part1

Using Your TI-84 Plus CE Part 1: Basic Math

ACT Calculator Strategies TI-84+

Rate This

5.0 / 5 (0 votes)

Thanks for rating:

Related Tags
SAT MathCalculator HacksTI-84Fraction ConversionQuadratic SolverEquation SystemGraphing SolutionsTrigonometry HelpTest PreparationEducational TipsMath Strategies