15+20 \%
Aromātai
\frac{76}{5}=15.2
Tauwehe
\frac{2 ^ {2} \cdot 19}{5} = 15\frac{1}{5} = 15.2
Tohaina
Kua tāruatia ki te papatopenga
15+\frac{1}{5}
Whakahekea te hautanga \frac{20}{100} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 20.
\frac{75}{5}+\frac{1}{5}
Me tahuri te 15 ki te hautau \frac{75}{5}.
\frac{75+1}{5}
Tā te mea he rite te tauraro o \frac{75}{5} me \frac{1}{5}, me tāpiri rāua mā te tāpiri i ō raua taurunga.
\frac{76}{5}
Tāpirihia te 75 ki te 1, ka 76.
Ngā Tauira
whārite tapawhā
{ x } ^ { 2 } - 4 x - 5 = 0
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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]
whārite Simultaneous
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Whakarerekētanga
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Whakaurunga
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Ngā Tepe
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}