Solution
expand
Solution
Solution steps
Apply binomial theorem:
Expand summation
Simplify
Simplify
Simplify
Simplify
Simplify
Simplify
Simplify
Simplify
Popular Examples
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Frequently Asked Questions (FAQ)
What is expand (x-1/x)^7 ?
The solution to expand (x-1/x)^7 is x^7-7x^5+21x^3-35x+(35)/x-(21)/(x^3)+7/(x^5)-1/(x^7)