Тождественные преобразования выражений.

Authored by Гулшат Раймжанова

Mathematics

7th Grade

Used 6+ times

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MULTIPLE SELECT QUESTION

1 min • 1 pt

Представьте квадрат двучлена в виде многочлена:
$\left(2ч^2-у^3\right)^2$

$4х^4+4х^2у^2+у^6$

$4х-4х^2у^3+у^6$

$4х^2-4х^2у^3+у^6$

$4х^2-4х^2у^3-у^6$

MULTIPLE SELECT QUESTION

1 min • 1 pt

Упростите выражение: $\left(2a+b\right)^2-\left(2a-b\right)^2$

$8ab$

$8a^2$

$2b^2$

правильного ответа нет

MULTIPLE SELECT QUESTION

1 min • 1 pt

Разложите на множители трехчлен: $2х^2-12х+18$

$\left(х-3\right)^2$

$2\left(х-3\right)$

$2\left(х-3\right)^2$

$2\left(3-х\right)^2$

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Представьте в виде многочлена: $\left(4х-3\right)^3$

$64х^3-36х^2+108х+27$

$64х^3+36х^2+108х+27$

$64х^3-36х^2-108х-27$

$64х^3+36х^2+108х-27$

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Решите уравнение: $\left(2+х\right)^3-х^2\left(6+х\right)=11х+19$

$х=-11$

$х=11$

$х=10$

$х=-10$

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Тождественные преобразования выражений.

Представьте квадрат двучлена в виде многочлена: (2ч2−у3)2\left(2ч^2-у^3\right)^2(2ч2−у3)2

Упростите выражение: (2a+b)2−(2a−b)2\left(2a+b\right)^2-\left(2a-b\right)^2(2a+b)2−(2a−b)2

Разложите на множители трехчлен: 2х2−12х+182х^2-12х+182х2−12х+18

Представьте в виде многочлена: (4х−3)3\left(4х-3\right)^3(4х−3)3

Решите уравнение: (2+х)3−х2(6+х)=11х+19\left(2+х\right)^3-х^2\left(6+х\right)=11х+19(2+х)3−х2(6+х)=11х+19

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Discover more resources for Mathematics

Представьте квадрат двучлена в виде многочлена:
$\left(2ч^2-у^3\right)^2$

Упростите выражение: $\left(2a+b\right)^2-\left(2a-b\right)^2$

Разложите на множители трехчлен: $2х^2-12х+18$

Представьте в виде многочлена: $\left(4х-3\right)^3$

Решите уравнение: $\left(2+х\right)^3-х^2\left(6+х\right)=11х+19$