Evaluate
615.2
Factor
\frac{769 \cdot 2 ^ {2}}{5} = 615\frac{1}{5} = 615.2
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\frac{69.95+57.9+25.95}{\frac{1}{4}}
Multiply 28.95 and 2 to get 57.9.
\frac{127.85+25.95}{\frac{1}{4}}
Add 69.95 and 57.9 to get 127.85.
\frac{153.8}{\frac{1}{4}}
Add 127.85 and 25.95 to get 153.8.
153.8\times 4
Divide 153.8 by \frac{1}{4} by multiplying 153.8 by the reciprocal of \frac{1}{4}.
615.2
Multiply 153.8 and 4 to get 615.2.
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4 \sin \theta \cos \theta = 2 \sin \theta
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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
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