Enrhifo
\frac{2a\left(5a-16\right)}{5}
Ehangu
2a^{2}-\frac{32a}{5}
Rhannu
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\frac{3}{2}a^{2}-6a-\frac{5}{2}\left(\frac{4}{25}a-\frac{1}{5}a^{2}\right)
Defnyddio’r briodwedd ddosbarthu i luosi 4 â \frac{3}{8}a^{2}-\frac{3}{2}a.
\frac{3}{2}a^{2}-6a-\frac{2}{5}a+\frac{1}{2}a^{2}
Defnyddio’r briodwedd ddosbarthu i luosi -\frac{5}{2} â \frac{4}{25}a-\frac{1}{5}a^{2}.
\frac{3}{2}a^{2}-\frac{32}{5}a+\frac{1}{2}a^{2}
Cyfuno -6a a -\frac{2}{5}a i gael -\frac{32}{5}a.
2a^{2}-\frac{32}{5}a
Cyfuno \frac{3}{2}a^{2} a \frac{1}{2}a^{2} i gael 2a^{2}.
\frac{3}{2}a^{2}-6a-\frac{5}{2}\left(\frac{4}{25}a-\frac{1}{5}a^{2}\right)
Defnyddio’r briodwedd ddosbarthu i luosi 4 â \frac{3}{8}a^{2}-\frac{3}{2}a.
\frac{3}{2}a^{2}-6a-\frac{2}{5}a+\frac{1}{2}a^{2}
Defnyddio’r briodwedd ddosbarthu i luosi -\frac{5}{2} â \frac{4}{25}a-\frac{1}{5}a^{2}.
\frac{3}{2}a^{2}-\frac{32}{5}a+\frac{1}{2}a^{2}
Cyfuno -6a a -\frac{2}{5}a i gael -\frac{32}{5}a.
2a^{2}-\frac{32}{5}a
Cyfuno \frac{3}{2}a^{2} a \frac{1}{2}a^{2} i gael 2a^{2}.
Enghreifftiau
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4 \sin \theta \cos \theta = 2 \sin \theta
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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]
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\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
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\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}