Evaluate
0.500000000000000144669781057351599
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0.9876883405951378 \cdot 0.3583679495453004 + 0.9335804264972017 \cdot 0.15643446504023087
Evaluate trigonometric functions in the problem
0.35395584540887981996023708039512+0.9335804264972017\times 0.15643446504023087
Multiply 0.9876883405951378 and 0.3583679495453004 to get 0.35395584540887981996023708039512.
0.35395584540887981996023708039512+0.146044154591120324709543976956479
Multiply 0.9335804264972017 and 0.15643446504023087 to get 0.146044154591120324709543976956479.
0.500000000000000144669781057351599
Add 0.35395584540887981996023708039512 and 0.146044154591120324709543976956479 to get 0.500000000000000144669781057351599.
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}