Evaluate
\frac{1}{25}+\frac{3}{25b}
Expand
\frac{1}{25}+\frac{3}{25b}
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\frac{3b+4}{\left(3b+2\right)\left(3b+4\right)}\times \frac{3b^{2}+11b+6}{25b}
Factor the expressions that are not already factored in \frac{3b+4}{9b^{2}+18b+8}.
\frac{1}{3b+2}\times \frac{3b^{2}+11b+6}{25b}
Cancel out 3b+4 in both numerator and denominator.
\frac{3b^{2}+11b+6}{\left(3b+2\right)\times 25b}
Multiply \frac{1}{3b+2} times \frac{3b^{2}+11b+6}{25b} by multiplying numerator times numerator and denominator times denominator.
\frac{\left(b+3\right)\left(3b+2\right)}{25b\left(3b+2\right)}
Factor the expressions that are not already factored.
\frac{b+3}{25b}
Cancel out 3b+2 in both numerator and denominator.
\frac{3b+4}{\left(3b+2\right)\left(3b+4\right)}\times \frac{3b^{2}+11b+6}{25b}
Factor the expressions that are not already factored in \frac{3b+4}{9b^{2}+18b+8}.
\frac{1}{3b+2}\times \frac{3b^{2}+11b+6}{25b}
Cancel out 3b+4 in both numerator and denominator.
\frac{3b^{2}+11b+6}{\left(3b+2\right)\times 25b}
Multiply \frac{1}{3b+2} times \frac{3b^{2}+11b+6}{25b} by multiplying numerator times numerator and denominator times denominator.
\frac{\left(b+3\right)\left(3b+2\right)}{25b\left(3b+2\right)}
Factor the expressions that are not already factored.
\frac{b+3}{25b}
Cancel out 3b+2 in both numerator and denominator.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
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
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}