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\sqrt{\sqrt{5+\sqrt{121}}-\frac{\frac{15^{2}}{5^{2}}}{3}}
Add 1 and 4 to get 5.
\sqrt{\sqrt{5+11}-\frac{\frac{15^{2}}{5^{2}}}{3}}
Calculate the square root of 121 and get 11.
\sqrt{\sqrt{16}-\frac{\frac{15^{2}}{5^{2}}}{3}}
Add 5 and 11 to get 16.
\sqrt{4-\frac{\frac{15^{2}}{5^{2}}}{3}}
Calculate the square root of 16 and get 4.
\sqrt{4-\frac{15^{2}}{5^{2}\times 3}}
Express \frac{\frac{15^{2}}{5^{2}}}{3} as a single fraction.
\sqrt{4-\frac{225}{5^{2}\times 3}}
Calculate 15 to the power of 2 and get 225.
\sqrt{4-\frac{225}{25\times 3}}
Calculate 5 to the power of 2 and get 25.
\sqrt{4-\frac{225}{75}}
Multiply 25 and 3 to get 75.
\sqrt{4-3}
Divide 225 by 75 to get 3.
\sqrt{1}
Subtract 3 from 4 to get 1.
1
Calculate the square root of 1 and get 1.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}