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Дробно-рациональные уравнения

Authored by Шынар Бектурова

Mathematics

9th Grade

Used 5+ times

Дробно-рациональные уравнения
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6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Берілген теңдеудің қайсысы рационал теңдеуге жатпайды?

x2−5xx+3=0\frac{x^2-5x}{x+3}=0

x2−6x+2=0x^2-6x+2=0

x+82x=0\frac{x+8}{2x}=0

1x=x−4x+2\frac{1}{x}=\frac{x-4}{x+2}

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

7 саны қай теңдеудің түбірі болады?

x+7x−7=0\frac{x+7}{x-7}=0

x−7x+7=0\frac{x-7}{x+7}=0

x2−49x−7=0\frac{x^2-49}{x-7}=0

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Теңдеудің шешімін тап:

x2−16x−4=0\frac{x^2-16}{x-4}=0 .

x=4, x=-4

x=4

x=-4

x=0, x=4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Теңдеудің шешімін тап:

x2−8x−8=7xx−8\frac{x^2-8}{x-8}=\frac{7x}{x-8} .

x=-8

x=8

x=-8, x=1

x=-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Теңдеуді шеш:

x2x−2+8=2xx−2\frac{x^2}{x-2}+8=\frac{2x}{x-2}

8

-8

-6

6

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

х-тің қандай мәнінде теңдеудің шешімі болмайды?

x2+x−2x+2\frac{x^2+x-2}{x+2}

-2

2

1

-1

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