If x+y=10 xy =25then find x^3+y^3
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x^3+y^3=(x+y)(x^2+y^2-xy)
x^3+y^3=(10)(10^2-25)
=(10)(100-75)
=(10)(75)
=750
x^3+y^3=(10)(10^2-25)
=(10)(100-75)
=(10)(75)
=750
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