Use Pascal's triangle to expand (x - 1)^5
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Pascal's Triangle.
1
1-1
1-2-1
1-3-3-1
1-4-6-4-1
1-5-10-10-5-1
1(x)^5(-1)^0 + 5(x)^4(-1)^1 + 10(x)^3(-1)^2 + 10(x)^2(-1)^3 + 5(x)^1(-1)^4 + 1(x)^0(-1)^5
x^5 - 5x^4 + 10x^3 - 10x^2 + 5x - 1
1
1-1
1-2-1
1-3-3-1
1-4-6-4-1
1-5-10-10-5-1
1(x)^5(-1)^0 + 5(x)^4(-1)^1 + 10(x)^3(-1)^2 + 10(x)^2(-1)^3 + 5(x)^1(-1)^4 + 1(x)^0(-1)^5
x^5 - 5x^4 + 10x^3 - 10x^2 + 5x - 1
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Lol do you go to Plano West?