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Funkciju analīze 9

Authored by Inese Lopuhina

Mathematics

9th Grade

Used 3+ times

Funkciju analīze 9
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10 questions

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1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

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Nosaki dotās funkcijas definīcijas apgabalu!

E(;+)E\in\left(-\infty;+\infty\right)

DRD\in R

D(;+)D\ni\left(-\infty;+\infty\right)

D(;+)D\in\left(-\infty;+\infty\right)

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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Nosaki dotās funkcijas vērtību apgabalu!

E(+;2)E\in\left(+\infty;2\right)

E(+;2)E\in\left(+\infty;-2\right)

E(;2)E\in\left(-\infty;-2\right)

E[2;+)E\in\left[-2;+\infty\right)

3.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

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Kāds ir monotonās augšanas intervāls šai funkcijai? Raksti tikai pašu intervālu, neliekot priekšā x pieder,  nelieto atstarpes! Koordinātu plaknes rūtiņa =1, bezgalību pieraksti kā +B vai -B.



(a)  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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Nosaki dotās funkcijas monotonās dilšanas intervālu!

x(;2)x\in\left(-\infty;-2\right)

x(;2]x\in\left(-\infty;-2\right]

x(;1]x\in\left(-\infty;1\right]

x(;1)x\in\left(-\infty;1\right)

5.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

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Nosaki, vai šai funkcijai eksistē maksimums, vai minimums un nosaki to! Vispirms raksti min vai max, tad atbildi. Nelieto tukšuma taustiņu!

(a)  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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Nosaki funkcijas saknes!

x=2

x1=0; x2=1;x3=2

x=0

x1=0;x2=2

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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Nosaki tās argumenta vērtības, pie kurām funkcija ir pozitīva!

y>0, ja x(;+)y>0,\ ja\ x\in\left(-\infty;+\infty\right)

y>0, ja x(;1)(1;+)y>0,\ ja\ x\in\left(-\infty;1\right)\cup\left(1;+\infty\right)

y>0, ja x(0;+)y>0,\ ja\ x\in\left(0;+\infty\right)

y>0, ja x(0;2)y>0,\ ja\ x\in\left(0;2\right)

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