Evaluate
11.8
Factor
\frac{59}{5} = 11\frac{4}{5} = 11.8
Quiz
Arithmetic
5 problems similar to:
(2 \times 2 \div \frac{ 4 }{ 2 } + \sqrt{ 4 } \times (0.4-(-4.5)))
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\frac{4}{\frac{4}{2}}+\sqrt{4}\left(0.4-\left(-4.5\right)\right)
Multiply 2 and 2 to get 4.
\frac{4}{2}+\sqrt{4}\left(0.4-\left(-4.5\right)\right)
Divide 4 by 2 to get 2.
2+\sqrt{4}\left(0.4-\left(-4.5\right)\right)
Divide 4 by 2 to get 2.
2+2\left(0.4-\left(-4.5\right)\right)
Calculate the square root of 4 and get 2.
2+2\left(0.4+4.5\right)
The opposite of -4.5 is 4.5.
2+2\times 4.9
Add 0.4 and 4.5 to get 4.9.
2+9.8
Multiply 2 and 4.9 to get 9.8.
11.8
Add 2 and 9.8 to get 11.8.
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}