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Understanding and applying the binomial theorem

Authored by Wayground Content

Mathematics

9th - 12th Grade

Used 3+ times

Understanding and applying the binomial theorem
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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify  (x−4)3.\left(x-4\right)^3.  

 x3+12x2+48x−64x^3+12x^2+48x-64  

 64−48x+12x2−x364-48x+12x^2-x^3  

 x3+12x2−16x−4x^3+12x^2-16x-4  

 x3−12x2+48x−64x^3-12x^2+48x-64  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Find the coefficient of  y2y^2  in the expansion of 

 (y−2)5\left(y-2\right)^5  

80

-80

-320

320

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Multiply the binomial: (x - 2)4

x5 - 8x4 + 24x3 - 32x2 + 32

-x5 + 8x4 - 24x3 + 32x2 - 32

x5 + 8x4 + 24x3 + 32x2 + 32

x5 - 4x4 + 6x3 - 4x2 + 1

4.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Consider the binomial expansion of (2y−5x)6\left(2y-5x\right)^6  . How many terms are there in the expansion?

6

5

7

4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Expand  (x+y3)4\left(x+y^3\right)^4  

 x4+4x3y3+6x2y6+4xy9+y12x^4+4x^3y^3+6x^2y^6+4xy^9+y^{12}  

 x4+x3y3+x2y6+xy9+y12x^4+x^3y^3+x^2y^6+xy^9+y^{12}  

 6x4+15x3y3+20x2y6+15xy9+6y126x^4+15x^3y^3+20x^2y^6+15xy^9+6y^{12}  

 x4+4x3y3+4x2y6+4xy9+y12x^4+4x^3y^3+4x^2y^6+4xy^9+y^{12}  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Describe the signs ( + and - ) in the expanded form of (x + 5)4 .

all +
all -
alternating ending in -
alternating ending in +

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Find the third term in the expansion of (4y−x)4\left(4y-x\right)^4  

91y2x291y^2x^2  

96y2x296y^2x^2  

−16yx3-16yx^3  

95y2x295y^2x^2  

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