Evaluate
\frac{8d}{b}
Differentiate w.r.t. d
\frac{8}{b}
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\frac{-120ad}{b\left(-15\right)a}
Divide \frac{-120a}{b} by \frac{-15a}{d} by multiplying \frac{-120a}{b} by the reciprocal of \frac{-15a}{d}.
\frac{-8d}{-b}
Cancel out 15a in both numerator and denominator.
\frac{8d}{b}
Cancel out -1 in both numerator and denominator.
Examples
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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
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