7500 \div ( 75 - 50 ) + 10 H _ { 15 } , 5
Least Common Multiple
10\left(H_{15}+30\right)
Evaluate
10\left(H_{15}+30\right),5
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300+10H_{15}=10\left(H_{15}+30\right)
Factor the expressions that are not already factored.
10\left(H_{15}+30\right)
Identify all the factors and their highest power in all expressions. Multiply the highest powers of these factors to get the least common multiple.
10H_{15}+300
Expand the expression.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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Linear equation
y = 3x + 4
Arithmetic
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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
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Limits
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