Evaluate
-9.00000000000000000487958312976164
Factor
-9.00000000000000000487958312976164
Quiz
Trigonometry
5 problems similar to:
\sin ^ { 2 } 215 ^ { \circ } + \cos ^ { 2 } 215 ^ { \circ } - 8
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-0.5735764363510458 ^ {2} + -0.819152044288992 ^ {2} - 8
Evaluate trigonometric functions in the problem
-0.32898992833716529379677075369764-0.819152044288992^{2}-8
Calculate 0.5735764363510458 to the power of 2 and get 0.32898992833716529379677075369764.
-0.32898992833716529379677075369764-0.671010071662834711082812376064-8
Calculate 0.819152044288992 to the power of 2 and get 0.671010071662834711082812376064.
-1.00000000000000000487958312976164-8
Subtract 0.671010071662834711082812376064 from -0.32898992833716529379677075369764 to get -1.00000000000000000487958312976164.
-9.00000000000000000487958312976164
Subtract 8 from -1.00000000000000000487958312976164 to get -9.00000000000000000487958312976164.
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}