Enrhifo
t_{15}-166
Ehangu
t_{15}-166
Rhannu
Copïo i clipfwrdd
4-\left(120-t_{15}-\left(-50\right)\right)
Tynnu 100 o 50 i gael -50.
4-\left(120-t_{15}+50\right)
Gwrthwyneb -50 yw 50.
4-120-\left(-t_{15}\right)-50
I ddod o hyd i wrthwyneb 120-t_{15}+50, dewch o hyd i wrthwyneb pob term.
-116-\left(-t_{15}\right)-50
Tynnu 120 o 4 i gael -116.
-116+t_{15}-50
Gwrthwyneb -t_{15} yw t_{15}.
-166+t_{15}
Tynnu 50 o -116 i gael -166.
4-\left(120-t_{15}-\left(-50\right)\right)
Tynnu 100 o 50 i gael -50.
4-\left(120-t_{15}+50\right)
Gwrthwyneb -50 yw 50.
4-120-\left(-t_{15}\right)-50
I ddod o hyd i wrthwyneb 120-t_{15}+50, dewch o hyd i wrthwyneb pob term.
-116-\left(-t_{15}\right)-50
Tynnu 120 o 4 i gael -116.
-116+t_{15}-50
Gwrthwyneb -t_{15} yw t_{15}.
-166+t_{15}
Tynnu 50 o -116 i gael -166.
Enghreifftiau
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y = 3x + 4
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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]
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\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}