Enrhifo
185.1
Ffactor
\frac{3 \cdot 617}{2 \cdot 5} = 185\frac{1}{10} = 185.1
Rhannu
Copïo i clipfwrdd
97.5+180\times 0.2+172\times 0.3
Lluosi 195 a 0.5 i gael 97.5.
97.5+36+172\times 0.3
Lluosi 180 a 0.2 i gael 36.
133.5+172\times 0.3
Adio 97.5 a 36 i gael 133.5.
133.5+51.6
Lluosi 172 a 0.3 i gael 51.6.
185.1
Adio 133.5 a 51.6 i gael 185.1.
Enghreifftiau
Hafaliad cwadratig
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4 \sin \theta \cos \theta = 2 \sin \theta
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y = 3x + 4
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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]
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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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\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Terfynau
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}