(1-lambda)(1-lambda)(2-lambda)+2-lambda eching

$$( 1 - \lambda ) ( 1 - \lambda ) ( 2 - \lambda ) + 2 - \lambda$$

Baholash

$$\left(\lambda -2\right)\left(-\lambda ^{2}+2\lambda -2\right)$$

Yechim qadamlari

\left(1-\lambda \right)^{2} hosil qilish uchun 1-\lambda va 1-\lambda ni ko'paytirish.

$$\left(1-\lambda \right)^{2}\left(2-\lambda \right)+2-\lambda$$

\left(a-b\right)^{2}=a^{2}-2ab+b^{2} binom teoremasini \left(1-\lambda \right)^{2} kengaytirilishi uchun ishlating.

$$\left(1-2\lambda +\lambda ^{2}\right)\left(2-\lambda \right)+2-\lambda$$

1-2\lambda +\lambda ^{2} ifodaning har bir elementini 2-\lambda ifodaning har bir elementiga ko‘paytirish orqali taqsimot qonuni xususiyatlarini qo‘llash mumkin.

$$2-\lambda -4\lambda +2\lambda ^{2}+2\lambda ^{2}-\lambda ^{3}+2-\lambda$$

-5\lambda ni olish uchun -\lambda va -4\lambda ni birlashtirish.

$$2-5\lambda +2\lambda ^{2}+2\lambda ^{2}-\lambda ^{3}+2-\lambda$$

4\lambda ^{2} ni olish uchun 2\lambda ^{2} va 2\lambda ^{2} ni birlashtirish.

$$2-5\lambda +4\lambda ^{2}-\lambda ^{3}+2-\lambda$$

4 olish uchun 2 va 2'ni qo'shing.

$$4-5\lambda +4\lambda ^{2}-\lambda ^{3}-\lambda$$

-6\lambda ni olish uchun -5\lambda va -\lambda ni birlashtirish.

$$4-6\lambda +4\lambda ^{2}-\lambda ^{3}$$

Kengaytirish

$$4-6\lambda +4\lambda ^{2}-\lambda ^{3}$$

Yechim qadamlari

\left(1-\lambda \right)^{2} hosil qilish uchun 1-\lambda va 1-\lambda ni ko'paytirish.

$$\left(1-\lambda \right)^{2}\left(2-\lambda \right)+2-\lambda$$

\left(a-b\right)^{2}=a^{2}-2ab+b^{2} binom teoremasini \left(1-\lambda \right)^{2} kengaytirilishi uchun ishlating.

$$\left(1-2\lambda +\lambda ^{2}\right)\left(2-\lambda \right)+2-\lambda$$

1-2\lambda +\lambda ^{2} ifodaning har bir elementini 2-\lambda ifodaning har bir elementiga ko‘paytirish orqali taqsimot qonuni xususiyatlarini qo‘llash mumkin.

$$2-\lambda -4\lambda +2\lambda ^{2}+2\lambda ^{2}-\lambda ^{3}+2-\lambda$$

-5\lambda ni olish uchun -\lambda va -4\lambda ni birlashtirish.

$$2-5\lambda +2\lambda ^{2}+2\lambda ^{2}-\lambda ^{3}+2-\lambda$$

4\lambda ^{2} ni olish uchun 2\lambda ^{2} va 2\lambda ^{2} ni birlashtirish.

$$2-5\lambda +4\lambda ^{2}-\lambda ^{3}+2-\lambda$$

4 olish uchun 2 va 2'ni qo'shing.

$$4-5\lambda +4\lambda ^{2}-\lambda ^{3}-\lambda$$

-6\lambda ni olish uchun -5\lambda va -\lambda ni birlashtirish.

$$4-6\lambda +4\lambda ^{2}-\lambda ^{3}$$