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Arithmetic
5 problems similar to:
8 \frac { 1 } { 16 } - 4 \frac { 15 } { 16 } = 4 \frac { 1 } { 16 }
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8\times 16+1-\left(4\times 16+15\right)=4\times 16+1
Multiply both sides of the equation by 16.
128+1-\left(4\times 16+15\right)=4\times 16+1
Multiply 8 and 16 to get 128.
129-\left(4\times 16+15\right)=4\times 16+1
Add 128 and 1 to get 129.
129-\left(64+15\right)=4\times 16+1
Multiply 4 and 16 to get 64.
129-79=4\times 16+1
Add 64 and 15 to get 79.
50=4\times 16+1
Subtract 79 from 129 to get 50.
50=64+1
Multiply 4 and 16 to get 64.
50=65
Add 64 and 1 to get 65.
\text{false}
Compare 50 and 65.
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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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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