How do you expand (5u^2-1)^3? Precalculus The Binomial Theorem Pascal's Triangle and Binomial Expansion 1 Answer zbeniek Sep 27, 2016 125u^6 - 75u^4 + 15u^2 - 1 Explanation: use (a - b)^3 = a^3 - 3a^2b +3ab^2 - b^3 Answer link Related questions What is Pascal's triangle? How do I find the nth row of Pascal's triangle? How does Pascal's triangle relate to binomial expansion? How do I find a coefficient using Pascal's triangle? How do I use Pascal's triangle to expand (2x + y)^4? How do I use Pascal's triangle to expand (3a + b)^4? How do I use Pascal's triangle to expand (x + 2)^5? How do I use Pascal's triangle to expand (x - 1)^5? How do I use Pascal's triangle to expand a binomial? How do I use Pascal's triangle to expand the binomial (a-b)^6? See all questions in Pascal's Triangle and Binomial Expansion Impact of this question 1645 views around the world You can reuse this answer Creative Commons License