Whakaoti mō x
x\leq -1
Graph
Pātaitai
Algebra
3 x + 28 \leq 25
Tohaina
Kua tāruatia ki te papatopenga
3x\leq 25-28
Tangohia te 28 mai i ngā taha e rua.
3x\leq -3
Tangohia te 28 i te 25, ka -3.
x\leq \frac{-3}{3}
Whakawehea ngā taha e rua ki te 3. I te mea he tōrunga te 3, kāore e huri te ahunga koreōrite.
x\leq -1
Whakawehea te -3 ki te 3, kia riro ko -1.
Ngā Tauira
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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 ) }
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\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Ngā Tepe
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}