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.
Book- Study Smart: Examination Strategies Which The ‘A’ Students Use
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