Enrhifo
36.2
Ffactor
\frac{181}{5} = 36\frac{1}{5} = 36.2
Rhannu
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25+\left(-3.95+4.5\right)\times 5+3.95+4.5
Cyfrifo 5 i bŵer 2 a chael 25.
25+0.55\times 5+3.95+4.5
Adio -3.95 a 4.5 i gael 0.55.
25+2.75+3.95+4.5
Lluosi 0.55 a 5 i gael 2.75.
27.75+3.95+4.5
Adio 25 a 2.75 i gael 27.75.
31.7+4.5
Adio 27.75 a 3.95 i gael 31.7.
36.2
Adio 31.7 a 4.5 i gael 36.2.
Enghreifftiau
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\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
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\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
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\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}