Evaluate
\frac{7a}{5}
Differentiate w.r.t. a
\frac{7}{5} = 1\frac{2}{5} = 1.4
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\frac{4a^{2}\times 21b}{6b\times 10a}
Divide \frac{4a^{2}}{6b} by \frac{10a}{21b} by multiplying \frac{4a^{2}}{6b} by the reciprocal of \frac{10a}{21b}.
\frac{7a}{5}
Cancel out 2\times 2\times 3ab in both numerator and denominator.
Examples
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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