Evaluate
-7
Factor
-7
Quiz
Arithmetic
5 problems similar to:
- 3 ^ { 2 } - \frac { 3 } { 4 } \times ( - 2 \frac { 2 } { 3 } ) =
Share
Copied to clipboard
-9-\frac{3}{4}\left(-\frac{2\times 3+2}{3}\right)
Calculate 3 to the power of 2 and get 9.
-9-\frac{3}{4}\left(-\frac{6+2}{3}\right)
Multiply 2 and 3 to get 6.
-9-\frac{3}{4}\left(-\frac{8}{3}\right)
Add 6 and 2 to get 8.
-9-\frac{3\left(-8\right)}{4\times 3}
Multiply \frac{3}{4} times -\frac{8}{3} by multiplying numerator times numerator and denominator times denominator.
-9-\frac{-8}{4}
Cancel out 3 in both numerator and denominator.
-9-\left(-2\right)
Divide -8 by 4 to get -2.
-9+2
The opposite of -2 is 2.
-7
Add -9 and 2 to get -7.
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}