3.8 - 0.1 + 85 \cdot ( - 0.01 ) - ( - 2.1 ) \cdot ( - 0 . )
Aromātai
2.85
Tauwehe
\frac{3 \cdot 19}{5 \cdot 2 ^ {2}} = 2\frac{17}{20} = 2.85
Tohaina
Kua tāruatia ki te papatopenga
3.7+85\left(-0.01\right)-\left(-2.1\times 0\right)
Tangohia te 0.1 i te 3.8, ka 3.7.
3.7-0.85-\left(-2.1\times 0\right)
Whakareatia te 85 ki te -0.01, ka -0.85.
2.85-\left(-2.1\times 0\right)
Tangohia te 0.85 i te 3.7, ka 2.85.
2.85-0
Whakareatia te -2.1 ki te 0, ka 0.
2.85
Tangohia te 0 i te 2.85, ka 2.85.
Ngā Tauira
whārite tapawhā
{ x } ^ { 2 } - 4 x - 5 = 0
Āhuahanga
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Poukapa
\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]
whārite Simultaneous
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Whakarerekētanga
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Whakaurunga
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Ngā Tepe
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