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#2 Operasi Hitung Polinomial (+,-x)

Authored by Raihana Nurfitrah

Mathematics

11th Grade

Used 717+ times

#2 Operasi Hitung Polinomial (+,-x)
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10 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Bentuk sederhana dari  3y2−5y−10+15y−6y23y^2-5y-10+15y-6y^2  adalah ...

 −3y2+10y−10-3y^2+10y-10  

 3y2+10y−103y^2+10y-10  

 3y2−10y+103y^2-10y+10  

 −3y2−10y+10-3y^2-10y+10  

 −3y2+10y+10-3y^2+10y+10  

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diberikan suku banyak berikut
 f(x)=4x3−x2+8x−1f\left(x\right)=4x^3-x^2+8x-1  dan  g(x)=4x3+2x2−10xg\left(x\right)=4x^3+2x^2-10x . 

Koefisien variabel berpangkat tertinggi dari  f(x)−g(x)f\left(x\right)-g\left(x\right)  adalah ... 

-10

-5

-3

3

0

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Hasil perkalian  (x2+x−3)(2x+3)\left(x^2+x-3\right)\left(2x+3\right)  adalah ...

 2x3+5x2+3x+92x^3+5x^2+3x+9  

 2x3+5x2+3x−92x^3+5x^2+3x-9  

 2x3+5x2−3x−92x^3+5x^2-3x-9  

 2x3−5x2+3x−92x^3-5x^2+3x-9  

 2x3−5x2−3x−92x^3-5x^2-3x-9  

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Hasil dari operasi pengurangan

 x3−4x2−8x−6x^3-4x^2-8x-6  
 3x3+5x2+6x−1−\frac{3x^3+5x^2+6x-1}{ }-  
adalah ...

 −2x3 +9x2+14x−5-2x^{3\ }+9x^2+14x-5  

 −2x3+9x2−14x−5-2x^3+9x^2-14x-5  

 −2x3−9x2+14x−5-2x^3-9x^2+14x-5  

 −2x3−9x2−14x−5-2x^3-9x^2-14x-5  

 −2x3−9x2+14x+5-2x^3-9x^2+14x+5  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Hasil perkalian dari  (x2+2x−3) (x2+1)\left(x^2+2x-3\right)\ \left(x^2+1\right)  adalah ...

 x4+2x3+2x2−2x−3x^4+2x^3+2x^2-2x-3  

 x4+2x3−2x2+2x−3x^4+2x^3-2x^2+2x-3  

 x4−2x3+2x2−2x−3x^4-2x^3+2x^2-2x-3  

 x4+2x3−2x2−2x+3x^4+2x^3-2x^2-2x+3  

 x4−2x3−2x2+2x−3x^4-2x^3-2x^2+2x-3  

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Derajat  (x2−3x+2) (x+7) (x2−3x+2)\left(x^2-3x+2\right)\ \left(x+7\right)\ \left(x^2-3x+2\right)  adalah ...


7

5

3

6

-3

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Hasil penjumlahan menurun berikut ini
 2x3+4x2          −72x^3+4x^{2\ }\ \ \ \ \ \ \ \ \ -7  
     3x3             −9x  +10\ \ \ \ 3x^{3\ \ \ \ \ \ \ \ \ }\ \ \ \ -9x\ \ +10  
                    −8x2−11x+5       +\frac{\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ -8x^2-11x+5\ \ \ \ \ \ }{ }\ +  
adalah ...

 5x3+4x2−20x+85x^3+4x^2-20x+8  

 5x3−4x2+20x+85x^3-4x^2+20x+8  

 5x3−4x2+20x−85x^3-4x^2+20x-8  

 5x3−4x2−20x−85x^3-4x^2-20x-8  

 5x3−4x2−20x+85x^3-4x^2-20x+8  

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