Evaluate
16
Factor
2^{4}
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4-9\left(-\frac{4}{3}\right)
Calculate 3 to the power of 2 and get 9.
4-\frac{9\left(-4\right)}{3}
Express 9\left(-\frac{4}{3}\right) as a single fraction.
4-\frac{-36}{3}
Multiply 9 and -4 to get -36.
4-\left(-12\right)
Divide -36 by 3 to get -12.
4+12
The opposite of -12 is 12.
16
Add 4 and 12 to get 16.
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}