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Solve any quadratic equations in less than 5 seconds

Updated: Jun 16, 2021

Math Lobby will teach you how to solve any quadratic equations with a calculator in less than 5 seconds!

Let us solve the equation x² +9x+14=0

Firstly, using CASIO fx-96SG PLUS calculator which is a MOE approved calculator, we press MODE 3 3

Secondly, key in 1,9,14 into the calculator as coefficient of x² is 1, coefficient of x is 9 and coefficient of constant is 14.

Lastly, you will get x=-2 and x=-7 as the solution.

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