Manatoko
teka
Pātaitai
Arithmetic
5 raruraru e ōrite ana ki:
\frac { 3 } { 4 } ( 2 + 8 ) = \frac { 1 } { 3 } ( 2 - 12 ) =
Tohaina
Kua tāruatia ki te papatopenga
\frac{3}{4}\times 10=\frac{1}{3}\left(2-12\right)
Tāpirihia te 2 ki te 8, ka 10.
\frac{3\times 10}{4}=\frac{1}{3}\left(2-12\right)
Tuhia te \frac{3}{4}\times 10 hei hautanga kotahi.
\frac{30}{4}=\frac{1}{3}\left(2-12\right)
Whakareatia te 3 ki te 10, ka 30.
\frac{15}{2}=\frac{1}{3}\left(2-12\right)
Whakahekea te hautanga \frac{30}{4} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 2.
\frac{15}{2}=\frac{1}{3}\left(-10\right)
Tangohia te 12 i te 2, ka -10.
\frac{15}{2}=\frac{-10}{3}
Whakareatia te \frac{1}{3} ki te -10, ka \frac{-10}{3}.
\frac{15}{2}=-\frac{10}{3}
Ka taea te hautanga \frac{-10}{3} te tuhi anō ko -\frac{10}{3} mā te tango i te tohu tōraro.
\frac{45}{6}=-\frac{20}{6}
Ko te maha noa iti rawa atu o 2 me 3 ko 6. Me tahuri \frac{15}{2} me -\frac{10}{3} ki te hautau me te tautūnga 6.
\text{false}
Whakatauritea te \frac{45}{6} me te -\frac{20}{6}.
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
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Whakaurunga
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Ngā Tepe
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}