1.

Formula method 2 x square is equal to 5 - 4 x

Answer»

Answer:

-1 + √7/2, -1 -√7/2

Step-by-step explanation:

FIRST the equation will be arranged in an STANDARD order: 2x^2 +4x-5

Then, we will find the discriminant of the equation

D=b^2 -4ac

VALUE of D=56

Then by Sridhacharya FORMULA, we can find the value of the roots.



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