x^2+1=243

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Solution for x^2+1=243 equation: 


Simplifying
x2 + 1 = 243

Reorder the terms:
1 + x2 = 243

Solving
1 + x2 = 243

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-1' to each side of the equation.
1 + -1 + x2 = 243 + -1

Combine like terms: 1 + -1 = 0
0 + x2 = 243 + -1
x2 = 243 + -1

Combine like terms: 243 + -1 = 242
x2 = 242

Simplifying
x2 = 242

Take the square root of each side:
x = {-15.556349186, 15.556349186}

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