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Quiz
Arithmetic
5 problems similar to:
3 \times 3-2 \times 2+5 \times 3+6 \times 2-8 \times 3-4 \times 2
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3\times 3-2\times 2+15+12-8\times 3-4\times 2
Multiply 5 and 3 to get 15. Multiply 6 and 2 to get 12.
9-2\times 2+15+12-8\times 3-4\times 2
Multiply 3 and 3 to get 9.
9-4+15+12-8\times 3-4\times 2
Multiply 2 and 2 to get 4.
5+15+12-8\times 3-4\times 2
Subtract 4 from 9 to get 5.
20+12-8\times 3-4\times 2
Add 5 and 15 to get 20.
32-8\times 3-4\times 2
Add 20 and 12 to get 32.
32-24-4\times 2
Multiply 8 and 3 to get 24.
8-4\times 2
Subtract 24 from 32 to get 8.
8-8
Multiply 4 and 2 to get 8.
0
Subtract 8 from 8 to get 0.
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}