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Wielomiany - test próbny

Authored by B P

Mathematics

2nd Grade

Used 110+ times

Wielomiany - test próbny
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8 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Stopień wielomianu  W(x)=24x2+8x4+3x2+7x3+8W\left(x\right)=2-4x^2+8x^4+3x^2+7x^3+8  wynosi 

2

4

3

0

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Wyraz wolny wielomianu
  W(x)=24x2+5x4+3x2+7x3+8W(x)=2−4x^2+5x^4+3x^2+7x^3+8  wynosi

2

8

10

5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Dwumianem liniowym jest wyrażenie

3x73x-7

2x242x^2-4

35x+x23-5x+x^2

2x2x

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Suma wszystkich współczynników wielomianu  W(x)=8x72x5+4x310W\left(x\right)=8x^7-2x^5+4x^3-10  wynosi

0

-8

20

4

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Wyznacz sumę wszystkich współczynników wielomianu  W(x)=(3x10x11)4W\left(x\right)=\left(3x^{10}-x^{11}\right)^4  

16

8

2

80

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Współczynnik a wielomianu  W(x)=x42x3+ax+3W\left(x\right)=-x^4-2x^3+ax+3  , jeśli  W(2)=1W\left(-2\right)=-1  wynosi

-1

2

 32\frac{3}{2}  

 32-\frac{3}{2}  

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Różnica wielomianów W(x) - P(x), gdy   W(x)=3x2+7x5 W\left(x\right)=3x^2+7x-5\   i   P(x)=9x3+2x27x+4P\left(x\right)=9x^3+2x^2-7x+4  wynosi

 9x3+5x21-9x^3+5x^2-1  

 9x3+x2+14x9-9x^3+x^2+14x-9  

 9x3+5x2+14x9-9x^3+5x^2+14x-9  

 9x3+x214x9-9x^3+x^2-14x-9  

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