Evaluate
1.775
Factor
\frac{71}{5 \cdot 2 ^ {3}} = 1\frac{31}{40} = 1.775
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1.5+0.7\times 1.25-0.3\times 2
Multiply 0.3 and 5 to get 1.5.
1.5+0.875-0.3\times 2
Multiply 0.7 and 1.25 to get 0.875.
2.375-0.3\times 2
Add 1.5 and 0.875 to get 2.375.
2.375-0.6
Multiply 0.3 and 2 to get 0.6.
1.775
Subtract 0.6 from 2.375 to get 1.775.
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}