\left. \begin{array} { l } { \frac { \sin ( 180 ^ { \circ } + \alpha ) \cos ( 720 ^ { \circ } + \alpha ) \tan ( 540 ^ { \circ } + \alpha ) \sin ( - 180 ^ { \circ } + \alpha ) } { \tan ( 90 ^ { \circ } + \alpha ) \sin ( - 180 ^ { \circ } - \alpha ) \cos ( - 18 ^ { \circ } - \alpha ) } } \\ { \frac { \sin ^ { 2 } \theta + \tan ^ { 2 } \theta } { \csc ^ { 2 } \theta + \cot ^ { 2 } \theta } } \end{array} \right.
Evaluate
-\frac{8\left(\sin(\alpha )\right)^{3}}{2\sqrt{2\sqrt{5}\left(\sqrt{5}+1\right)}\left(\cos(\alpha )\right)^{2}-\sqrt{5}\sin(2\alpha )+\sin(2\alpha )},\left(\sin(\theta )\right)^{2}\left(\tan(\theta )\right)^{2}
Share
Copied to clipboard
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}