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Solve for all values of 
x by factoring.

x^(2)-23=2
Answer: 
x=

Solve for all values of x x by factoring.\newlinex223=2 x^{2}-23=2 \newlineAnswer: x= x=

Full solution

Q. Solve for all values of x x by factoring.\newlinex223=2 x^{2}-23=2 \newlineAnswer: x= x=
  1. Add 2323: Add 2323 to both sides of the equation to isolate the x2x^2 term.\newlineWe have the equation x223=2x^2 - 23 = 2. To solve for xx, we first want to isolate the x2x^2 term on one side of the equation. We do this by adding 2323 to both sides of the equation.\newlinex223+23=2+23x^2 - 23 + 23 = 2 + 23\newlinex2=25x^2 = 25
  2. Take square root: Take the square root of both sides of the equation to solve for xx.\newlineNow that we have x2=25x^2 = 25, we can take the square root of both sides to solve for xx. Remember that taking the square root of a number gives us two solutions: one positive and one negative.\newlinex2=±25\sqrt{x^2} = \pm\sqrt{25}\newlinex=±5x = \pm5
  3. Check solutions: Check the solutions in the original equation.\newlineWe have found that x=±5x = \pm 5. We should substitute these values back into the original equation to ensure they are correct.\newlineFor x=5x = 5:\newline(5)223=2523=2(5)^2 - 23 = 25 - 23 = 2, which is true.\newlineFor x=5x = -5:\newline(5)223=2523=2(-5)^2 - 23 = 25 - 23 = 2, which is also true.\newlineBoth solutions satisfy the original equation.