Evaluate
\frac{2b^{4}}{7a}
Differentiate w.r.t. b
\frac{8b^{3}}{7a}
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\frac{14^{1}a^{3}b^{5}}{49^{1}a^{4}b^{1}}
Use the rules of exponents to simplify the expression.
\frac{14^{1}}{49^{1}}a^{3-4}b^{5-1}
To divide powers of the same base, subtract the denominator's exponent from the numerator's exponent.
\frac{14^{1}}{49^{1}}\times \frac{1}{a}b^{5-1}
Subtract 4 from 3.
\frac{14^{1}}{49^{1}}\times \frac{1}{a}b^{4}
Subtract 1 from 5.
\frac{2}{7}\times \frac{1}{a}b^{4}
Reduce the fraction \frac{14}{49} to lowest terms by extracting and canceling out 7.
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
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y = 3x + 4
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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]
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\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 ) }
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Limits
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