Verify
false
Share
Copied to clipboard
2\times 13.8384-4\times 310-7=0
Calculate 3.72 to the power of 2 and get 13.8384.
27.6768-4\times 310-7=0
Multiply 2 and 13.8384 to get 27.6768.
27.6768-1240-7=0
Multiply 4 and 310 to get 1240.
-1212.3232-7=0
Subtract 1240 from 27.6768 to get -1212.3232.
-1219.3232=0
Subtract 7 from -1212.3232 to get -1219.3232.
\text{false}
Compare -1219.3232 and 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}