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Please help. What is the intermediate step in the form (x+a)^2=b as a result of completing the square for the following equation?

Please Help What Is The Intermediate Step In The Form Xa2b As A Result Of Completing The Square For The Following Equation class=

Sagot :

Step-by-step explanation:

It makes 2x^2-20-206=0

Find D

Then find X1 and X2