Wielomiany

Wielomiany

1st - 12th Grade

20 Qs

quiz-placeholder

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Wielomiany

Wielomiany

Assessment

Quiz

Mathematics

1st - 12th Grade

Hard

Created by

Katarzyna Jasiukiewicz

Used 184+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Różnica S - T dla  S=2x4x3x7S=2x^4-x^3-x-7  T=2x5x34x+2T=2x^5-x^3-4x+2  jest równa:

 2x5+2x4+3x9-2x^5+2x^4+3x-9  

 2x5+2x4+3x5-2x^5+2x^4+3x-5  

 3x293x^2-9  

 2x5+2x45x9-2x^5+2x^4-5x-9  

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Suma S + T dla  S=3x64x5+3x22S=3x^6-4x^5+3x^2-2  T=24x3x2+4x5T=2-4x-3x^2+4x^5  jest równa:

 x5-x^5  

 3x64x3x^6-4x  

 3x66x24x3x^6-6x^2-4x  

 3x64x43x^6-4x-4  

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Iloczyn sum algebraicznych  S=2x3xS=2x^3-x  T=x22T=x^2-2  wynosi:

 2x5+2x2x^5+2x  

 2x6+2x2x^6+2x  

 2x54x3+2x2x^5-4x^3+2x  

 2x55x3+2x2x^5-5x^3+2x  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Funkcja f jest określona wzorem  f(x)=7x2+33x7f\left(x\right)=7x^2+3-\sqrt{3}x^7  . Zaznacz zdanie fałszywe.

Współczynnik przy x jest równy 0

Stopień wielomianu f wynosi 7

Funkcja f jest wielomianem

Współczynnik przy  x7x^7  jest równy  3\sqrt{3}  

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Wskaż wielomian, którego wyraz wolny jest równy -2

x52x+3(x3+3x22)x^5-2x+3-\left(x^3+3x^2-2\right)

x52x+42(x3x2+3)x^5-2x+4-2\left(x^3-x^2+3\right)

2x5+4x2+2(x3x23)-2x^5+4x-2+2\left(x^3-x^2-3\right)

2x52x+42(x3x2)-2x^5-2x+4-2\left(x^3-x^2\right)

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Stopień wielomianu  u(x)=(x32x+1)2x5u\left(x\right)=\left(x^3-2x+1\right)^2-x^5  jest równy

3

4

5

6

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Wskaż rozkład wielomianu  w(x)=4x4+20x3+25x2w\left(x\right)=4x^4+20x^3+25x^2  na czynniki:

 4x2(2x2+5)4x^2\left(2x^2+5\right)  

 x2(2x+5)2x^2\left(2x+5\right)^2  

 4x2(x+5)24x^2\left(x+5\right)^2  

 4x2(x+254)24x^2\left(x+\frac{25}{4}\right)^2  

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