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The expansion of (z - 1/z)⁸ has one middle term. What… | StemPy Lab
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The expansion of (z - 1/z)⁸ has one middle term. What is its value?
Mathematics
Medium
High School (11–12)
Algebra › Binomial Theorem
Board Exam
A-Level
IB
Created by
StemPy Lab
The expansion of
(
z
−
1
z
)
8
\left(z - \dfrac{1}{z}\right)^{8}
(
z
−
z
1
)
8
has one middle term. What is its value?
70
70
70
56
56
56
28
28
28
−
70
-70
−
70
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