Evaluate
\frac{7}{9}\approx 0.777777778
Factor
\frac{7}{3 ^ {2}} = 0.7777777777777778
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\frac{4\times \frac{9}{4}+28\times \frac{3}{2}+33}{16\times \left(\frac{3}{2}\right)^{2}+24\times \frac{3}{2}+36}
Calculate \frac{3}{2} to the power of 2 and get \frac{9}{4}.
\frac{9+28\times \frac{3}{2}+33}{16\times \left(\frac{3}{2}\right)^{2}+24\times \frac{3}{2}+36}
Cancel out 4 and 4.
\frac{9+\frac{28\times 3}{2}+33}{16\times \left(\frac{3}{2}\right)^{2}+24\times \frac{3}{2}+36}
Express 28\times \frac{3}{2} as a single fraction.
\frac{9+\frac{84}{2}+33}{16\times \left(\frac{3}{2}\right)^{2}+24\times \frac{3}{2}+36}
Multiply 28 and 3 to get 84.
\frac{9+42+33}{16\times \left(\frac{3}{2}\right)^{2}+24\times \frac{3}{2}+36}
Divide 84 by 2 to get 42.
\frac{51+33}{16\times \left(\frac{3}{2}\right)^{2}+24\times \frac{3}{2}+36}
Add 9 and 42 to get 51.
\frac{84}{16\times \left(\frac{3}{2}\right)^{2}+24\times \frac{3}{2}+36}
Add 51 and 33 to get 84.
\frac{84}{16\times \frac{9}{4}+24\times \frac{3}{2}+36}
Calculate \frac{3}{2} to the power of 2 and get \frac{9}{4}.
\frac{84}{\frac{16\times 9}{4}+24\times \frac{3}{2}+36}
Express 16\times \frac{9}{4} as a single fraction.
\frac{84}{\frac{144}{4}+24\times \frac{3}{2}+36}
Multiply 16 and 9 to get 144.
\frac{84}{36+24\times \frac{3}{2}+36}
Divide 144 by 4 to get 36.
\frac{84}{36+\frac{24\times 3}{2}+36}
Express 24\times \frac{3}{2} as a single fraction.
\frac{84}{36+\frac{72}{2}+36}
Multiply 24 and 3 to get 72.
\frac{84}{36+36+36}
Divide 72 by 2 to get 36.
\frac{84}{72+36}
Add 36 and 36 to get 72.
\frac{84}{108}
Add 72 and 36 to get 108.
\frac{7}{9}
Reduce the fraction \frac{84}{108} to lowest terms by extracting and canceling out 12.
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4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
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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}