Solution
expand
Solution
Solution steps
Apply FOIL method:
Apply minus-plus rules
Simplify
Popular Examples
expand ((x+1)(x-1))*((x+2)(x-2))expand expand (x+h-1)/((x+h)^2+2)expand expand (20)/(s(s+12)+4)expand expand (e^{(n(n+1))/2})/(n)expand expand f(5a=5a-2)expand
Frequently Asked Questions (FAQ)
What is expand (xy-y)(xdy+dydx) ?
The solution to expand (xy-y)(xdy+dydx) is x^2ydy+dx^2ydy-xydy-dxydy