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Arithmetic
5 problems similar to:
\frac { 1 } { 2 } + \frac { 4 } { 16 } = 1 - \frac { 14 } { 4 }
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\frac{1}{2}+\frac{1}{4}=1-\frac{14}{4}
Reduce the fraction \frac{4}{16} to lowest terms by extracting and canceling out 4.
\frac{2}{4}+\frac{1}{4}=1-\frac{14}{4}
Least common multiple of 2 and 4 is 4. Convert \frac{1}{2} and \frac{1}{4} to fractions with denominator 4.
\frac{2+1}{4}=1-\frac{14}{4}
Since \frac{2}{4} and \frac{1}{4} have the same denominator, add them by adding their numerators.
\frac{3}{4}=1-\frac{14}{4}
Add 2 and 1 to get 3.
\frac{3}{4}=1-\frac{7}{2}
Reduce the fraction \frac{14}{4} to lowest terms by extracting and canceling out 2.
\frac{3}{4}=\frac{2}{2}-\frac{7}{2}
Convert 1 to fraction \frac{2}{2}.
\frac{3}{4}=\frac{2-7}{2}
Since \frac{2}{2} and \frac{7}{2} have the same denominator, subtract them by subtracting their numerators.
\frac{3}{4}=-\frac{5}{2}
Subtract 7 from 2 to get -5.
\frac{3}{4}=-\frac{10}{4}
Least common multiple of 4 and 2 is 4. Convert \frac{3}{4} and -\frac{5}{2} to fractions with denominator 4.
\text{false}
Compare \frac{3}{4} and -\frac{10}{4}.
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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699 * 533
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\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}