Aromātai
b\left(-23b+2c-5\right)
Whakaroha
-23b^{2}+2bc-5b
Tohaina
Kua tāruatia ki te papatopenga
-8b^{2}-10bc+16b+3b\left(-5b+4c-7\right)
Whakamahia te āhuatanga tohatoha hei whakarea te -2b ki te 4b+5c-8.
-8b^{2}-10bc+16b-15b^{2}+12bc-21b
Whakamahia te āhuatanga tohatoha hei whakarea te 3b ki te -5b+4c-7.
-23b^{2}-10bc+16b+12bc-21b
Pahekotia te -8b^{2} me -15b^{2}, ka -23b^{2}.
-23b^{2}+2bc+16b-21b
Pahekotia te -10bc me 12bc, ka 2bc.
-23b^{2}+2bc-5b
Pahekotia te 16b me -21b, ka -5b.
-8b^{2}-10bc+16b+3b\left(-5b+4c-7\right)
Whakamahia te āhuatanga tohatoha hei whakarea te -2b ki te 4b+5c-8.
-8b^{2}-10bc+16b-15b^{2}+12bc-21b
Whakamahia te āhuatanga tohatoha hei whakarea te 3b ki te -5b+4c-7.
-23b^{2}-10bc+16b+12bc-21b
Pahekotia te -8b^{2} me -15b^{2}, ka -23b^{2}.
-23b^{2}+2bc+16b-21b
Pahekotia te -10bc me 12bc, ka 2bc.
-23b^{2}+2bc-5b
Pahekotia te 16b me -21b, ka -5b.
Ngā Tauira
whārite tapawhā
{ x } ^ { 2 } - 4 x - 5 = 0
Āhuahanga
4 \sin \theta \cos \theta = 2 \sin \theta
whārite paerangi
y = 3x + 4
Arithmetic
699 * 533
Poukapa
\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
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Whakarerekētanga
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Whakaurunga
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Ngā Tepe
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}