Evaluate
-15
Factor
-15
Quiz
Arithmetic
5 problems similar to:
2 - ( 4 - 2 ) ^ { 3 } + \sqrt { 16 } - 15 \div 3 + ( 8 ) ( - 1 )
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2-2^{3}+\sqrt{16}-\frac{15}{3}+8\left(-1\right)
Subtract 2 from 4 to get 2.
2-8+\sqrt{16}-\frac{15}{3}+8\left(-1\right)
Calculate 2 to the power of 3 and get 8.
-6+\sqrt{16}-\frac{15}{3}+8\left(-1\right)
Subtract 8 from 2 to get -6.
-6+4-\frac{15}{3}+8\left(-1\right)
Calculate the square root of 16 and get 4.
-2-\frac{15}{3}+8\left(-1\right)
Add -6 and 4 to get -2.
-2-5+8\left(-1\right)
Divide 15 by 3 to get 5.
-7+8\left(-1\right)
Subtract 5 from -2 to get -7.
-7-8
Multiply 8 and -1 to get -8.
-15
Subtract 8 from -7 to get -15.
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}