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Pascal's Triangle: Binomial Expansion
By Janet Gantert
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Last updated almost 5 years ago
13 questions
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Question 1
1.
Complete the cells of Pascal's Triangle
visibility
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Question 2
2.
Write out the complete term and include your calculations for determining the coefficient for:
5th term in the expansion of (a + b)
5
visibility
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Question 3
3.
Write out the complete term and include your calculations for determining the coefficient for:
6th term in the expansion of (c + d)
8
visibility
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Question 4
4.
Write out the complete term and include your calculations for determining the coefficient for:
2nd term in the expansion of (e + f)
5
visibility
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Question 5
5.
Write out the complete term and include your calculations for determining the coefficient for:
1st term in the expansion of (g + h)
5
visibility
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Question 6
6.
Write out the complete term and include your calculations for determining the coefficient for:
5th term in the expansion of (j + k)
9
visibility
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Question 7
7.
Write out the complete term and include your calculations for determining the coefficient for:
3rd term in the expansion of (m + n)
4
visibility
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Question 8
8.
Expand completely. HINT: Use the completed Pascal's Triangle above to help you.
(a + b)
4
=
visibility
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Question 9
9.
Expand completely. HINT: Use the completed Pascal's Triangle above to help you.
(c + d)
7
=
visibility
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Question 10
10.
Expand completely. HINT: Use the completed Pascal's Triangle above to help you.
(e + f)
5
=
visibility
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Question 11
11.
Expand completely. HINT: Use the completed Pascal's Triangle above to help you.
(g + h)
6
=
visibility
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Question 12
12.
What is the coefficient of the term a
5
b
3
in (a + b)
8
? Include work/explanation for how you arrived at your answer.
Question 13
13.
What is the coefficient of the term a
4
b
6
in (a + b)
10
? Include work/explanation for how you arrived at your answer.