Evaluate
3451
Factor
7\times 17\times 29
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2560+66\left(65\times 0.7-32\right)
Multiply 32 and 80 to get 2560.
2560+66\left(45.5-32\right)
Multiply 65 and 0.7 to get 45.5.
2560+66\times 13.5
Subtract 32 from 45.5 to get 13.5.
2560+891
Multiply 66 and 13.5 to get 891.
3451
Add 2560 and 891 to get 3451.
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
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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}