x+4= { \left( { x }_{ 2 } \right) }^{ 2 }
Solve for x
x=x_{2}^{2}-4
Solve for x_2 (complex solution)
x_{2}=-\sqrt{x+4}
x_{2}=\sqrt{x+4}
Solve for x_2
x_{2}=\sqrt{x+4}
x_{2}=-\sqrt{x+4}\text{, }x\geq -4
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x=x_{2}^{2}-4
Subtract 4 from both sides.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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Matrix
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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