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If you have a TI-89:
Hit "F2", select "solve." Enter your equation, which may or may not be in the following form:
Then fill in values for your variables (a, b, and c) and solve for x. Your syntax will be:
solve(ax^2+bx+c=0,x)
* Also, if you are interested, you can download a software package for your TI graphing calculator to help you improve your score on the SAT test at www.calc-tech.com . It's called the SAT Operating System (SAT_OS) and can be used during the actual test to reduce time on math problems and improve the accuracy of your calculations.
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What can one use an online graphing calculator for?
A graphing calculator is used to plot graphs and solve equations. Most graphing calculators are programmable so one can create customized programs.
What is the quadratic formula for?
The quadratic formula is used to solve the quadratic equation. Many equations in which the variable is squared can be written as a quadratic equation, and then solved with the quadratic formula.
Why do you use square roots to solve quadratic equations?
Because it's part of the quadratic equation formula in finding the roots of a quadratic equation.
Solve the system of equations below by graphing them with a pencil and paper Enter your answer as an ordered pair?
y=3x-4 y=-2x+1
Why use graphing to solve a system of equations?
A graph can help you understand equations better its a little way of getting used to a a problem. I used a multiplication graph when i was 10 it helped me memorize the problem.
