3000 \times 1.3 \% \times 0.5
Evaluate
19.5
Factor
\frac{3 \cdot 13}{2} = 19\frac{1}{2} = 19.5
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3000\times \frac{13}{1000}\times 0.5
Expand \frac{1.3}{100} by multiplying both numerator and the denominator by 10.
\frac{3000\times 13}{1000}\times 0.5
Express 3000\times \frac{13}{1000} as a single fraction.
\frac{39000}{1000}\times 0.5
Multiply 3000 and 13 to get 39000.
39\times 0.5
Divide 39000 by 1000 to get 39.
19.5
Multiply 39 and 0.5 to get 19.5.
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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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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