Enrhifo
7x_{3}-45
Ehangu
7x_{3}-45
Rhannu
Copïo i clipfwrdd
3+7x_{3}-24-\left(45-21\right)
Rhannu 150 â 50 i gael 3.
-21+7x_{3}-\left(45-21\right)
Tynnu 24 o 3 i gael -21.
-21+7x_{3}-24
Tynnu 21 o 45 i gael 24.
-45+7x_{3}
Tynnu 24 o -21 i gael -45.
3+7x_{3}-24-\left(45-21\right)
Rhannu 150 â 50 i gael 3.
-21+7x_{3}-\left(45-21\right)
Tynnu 24 o 3 i gael -21.
-21+7x_{3}-24
Tynnu 21 o 45 i gael 24.
-45+7x_{3}
Tynnu 24 o -21 i gael -45.
Enghreifftiau
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y = 3x + 4
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699 * 533
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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]
Hafaliad ar y pryd
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Gwahaniaethu
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integreiddiad
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Terfynau
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}