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binomul lui Newton

Authored by Mihaela Gabor

Mathematics

10th Grade

Used 113+ times

binomul lui Newton
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7 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Care este al treilea termen al dezvoltării (x+4)5?\left(x+4\right)^5?  

  640x2640x^2  

 160x3160x^3  

 4x54x^5  

 64x364x^3  

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Găsiți coeficientul lui   y3y^3 din dezvoltarea  (13y)14\left(1-3y\right)^{14}   

  9828-9828  

 98289828  

 364364  

 364-364  

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Găsiți coeficientul lui  x2x^2   din dezvoltarea  (1+4x)9\left(1+4x\right)^9  

576

36

144

1344

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

(x + 1)8 ?

x8 + 1

x8 + 8x7 + 16x6 + 24x5 + 32x4 + 24x3 + 16x2 + 8x + 1

x8 + 7x7 + 21x6 + 35x5 + 35x4 + 21x3 + 7x2 + 1

x8 + 8x7 + 28x6 + 56x5 + 70x4 + 56x3 + 28x2 + 8x + 1

x8 + 8x7 + 28x6 + 70x4 + 56x3 + 28x2 + 8x + 1

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

(x + 1)5 ?

x5 + 5x4 + 10x3 + 10x2 + 5x + 1

x5 + 5x4 + 15x3 + 15x2 + 5x + 1

x5 + 6x4 + 15x3 + 15x2 + 6x + 1

x5 + 1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Câți termeni conține dezvoltarea (1+b)5

5

6

25

50

3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Care este termenul din mijloc al dezvoltării (x+x)10?\left(x+\sqrt{x}\right)^{10}?  

 T5T_5  

 T6T_6  

 T7T_7  

nu există un termen de mijloc

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