Evaluate
546
Factor
2\times 3\times 7\times 13
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55+50+45+45+45+30+36+50+55+65+70
Add 20 and 35 to get 55.
105+45+45+45+30+36+50+55+65+70
Add 55 and 50 to get 105.
150+45+45+30+36+50+55+65+70
Add 105 and 45 to get 150.
195+45+30+36+50+55+65+70
Add 150 and 45 to get 195.
240+30+36+50+55+65+70
Add 195 and 45 to get 240.
270+36+50+55+65+70
Add 240 and 30 to get 270.
306+50+55+65+70
Add 270 and 36 to get 306.
356+55+65+70
Add 306 and 50 to get 356.
411+65+70
Add 356 and 55 to get 411.
476+70
Add 411 and 65 to get 476.
546
Add 476 and 70 to get 546.
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}