Verify
true
Quiz
Arithmetic
5 problems similar to:
9 \frac { 8 } { 9 } \div \frac { 1 } { 2 } = \frac { 178 } { 9 } =
Share
Copied to clipboard
\frac{\left(9\times 9+8\right)\times 2}{9}=\frac{178}{9}
Divide \frac{9\times 9+8}{9} by \frac{1}{2} by multiplying \frac{9\times 9+8}{9} by the reciprocal of \frac{1}{2}.
\frac{\left(81+8\right)\times 2}{9}=\frac{178}{9}
Multiply 9 and 9 to get 81.
\frac{89\times 2}{9}=\frac{178}{9}
Add 81 and 8 to get 89.
\frac{178}{9}=\frac{178}{9}
Multiply 89 and 2 to get 178.
\text{true}
Compare \frac{178}{9} and \frac{178}{9}.
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}