Evaluate
779.6
Factor
\frac{2 \cdot 1949}{5} = 779\frac{3}{5} = 779.6
Share
Copied to clipboard
770.6-12+3\left(\left(1-6\right)^{2}-18\right)
Subtract 1 from 771.6 to get 770.6.
758.6+3\left(\left(1-6\right)^{2}-18\right)
Subtract 12 from 770.6 to get 758.6.
758.6+3\left(\left(-5\right)^{2}-18\right)
Subtract 6 from 1 to get -5.
758.6+3\left(25-18\right)
Calculate -5 to the power of 2 and get 25.
758.6+3\times 7
Subtract 18 from 25 to get 7.
758.6+21
Multiply 3 and 7 to get 21.
779.6
Add 758.6 and 21 to get 779.6.
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}