Solve for x
x=160000
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16\times 5^{2}=\sqrt{x}
Calculate 4 to the power of 2 and get 16.
16\times 25=\sqrt{x}
Calculate 5 to the power of 2 and get 25.
400=\sqrt{x}
Multiply 16 and 25 to get 400.
\sqrt{x}=400
Swap sides so that all variable terms are on the left hand side.
x=160000
Square both sides of the equation.
Examples
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4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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