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\frac{89}{10}-9+\cos(0)+0.1
Add 8 and \frac{9}{10} to get \frac{89}{10}.
-\frac{1}{10}+\cos(0)+0.1
Subtract 9 from \frac{89}{10} to get -\frac{1}{10}.
-\frac{1}{10}+1+0.1
Get the value of \cos(0) from trigonometric values table.
\frac{9}{10}+0.1
Add -\frac{1}{10} and 1 to get \frac{9}{10}.
1
Add \frac{9}{10} and 0.1 to get 1.
Examples
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y = 3x + 4
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Matrix
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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
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Limits
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