b uchun yechish (complex solution)
b\in \mathrm{C}
b uchun yechish
b\in \mathrm{R}
Viktorina
Polynomial
5xshash muammolar:
\frac { 2 b - 1 } { 2 } - \frac { 1 } { 4 } = \frac { 4 b - 3 } { 4 }
Baham ko'rish
Klipbordga nusxa olish
2\left(2b-1\right)-1=4b-3
Tenglamaning ikkala tarafini 4 ga, 2,4 ning eng kichik karralisiga ko‘paytiring.
4b-2-1=4b-3
2 ga 2b-1 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
4b-3=4b-3
-3 olish uchun -2 dan 1 ni ayirish.
4b-3-4b=-3
Ikkala tarafdan 4b ni ayirish.
-3=-3
0 ni olish uchun 4b va -4b ni birlashtirish.
\text{true}
-3 va -3 ni taqqoslang.
b\in \mathrm{C}
Bu har qanday b uchun to‘g‘ri.
2\left(2b-1\right)-1=4b-3
Tenglamaning ikkala tarafini 4 ga, 2,4 ning eng kichik karralisiga ko‘paytiring.
4b-2-1=4b-3
2 ga 2b-1 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
4b-3=4b-3
-3 olish uchun -2 dan 1 ni ayirish.
4b-3-4b=-3
Ikkala tarafdan 4b ni ayirish.
-3=-3
0 ni olish uchun 4b va -4b ni birlashtirish.
\text{true}
-3 va -3 ni taqqoslang.
b\in \mathrm{R}
Bu har qanday b uchun to‘g‘ri.
Misollar
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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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Chegaralar
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