#1527 · Algebra · Polynomials

First middle term of binomial expansion

Find the first of the two middle terms of $(3 a - \frac{a ^{3}}{6})^{9}$ .

~6 minAnswer checked instantlyBinomial TheoremMiddle Terms

H. S. Hall & S. R. Knight, Higher Algebra (1891) · Ch. XIII. Binomial Theorem: Positive Integral Index, Examples XIII.a, No. 30 (part 1)

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Checked against the answer in H. S. Hall & S. R. Knight, Higher Algebra (1891).