Evaluate
-\frac{99}{14}\approx -7.071428571
Factor
-\frac{99}{14} = -7\frac{1}{14} = -7.071428571428571
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\frac{45}{14}-\frac{144}{14}
Least common multiple of 14 and 7 is 14. Convert \frac{45}{14} and \frac{72}{7} to fractions with denominator 14.
\frac{45-144}{14}
Since \frac{45}{14} and \frac{144}{14} have the same denominator, subtract them by subtracting their numerators.
-\frac{99}{14}
Subtract 144 from 45 to get -99.
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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]
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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