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Mathematics 15 Online
OpenStudy (anonymous):

if r and s are the solutions of x^2+6x -2=0, what is the value of r^3 + s^3

OpenStudy (anonymous):

apply same thng as told u in previous question this tym just apply (a+b)^3 = a^3 +b^3 + 3*a*b (a+b)

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