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Select all of the variables that are solutions of x^2 +20=12x

Select all of the variables that are solutions of x^2 +20=12x
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2 votes
Select all of the variables that are solutions of x^2 +20=12x

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User Biskitt
by
7.4k points

1 Answer

7 votes

Find all solutions:


x^2 +20=12x\\x^2-12x+20=0\\

use quadratic formula to get the following two solutions:


x_1 = 2\\x_2 = 10


answered
User Rubal
by
8.9k points
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