0,4 + 0,1 \cdot ( 0,4 - 0,1 ) : 0,01 =
Evaluate
3,4
Factor
\frac{17}{5} = 3\frac{2}{5} = 3.4
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0,4+\frac{0,1\times 0,3}{0,01}
Subtract 0,1 from 0,4 to get 0,3.
0,4+\frac{0,03}{0,01}
Multiply 0,1 and 0,3 to get 0,03.
0,4+3
Expand \frac{0,03}{0,01} by multiplying both numerator and the denominator by 100. Anything divided by one gives itself.
3,4
Add 0,4 and 3 to get 3,4.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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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}