SOLUTION: if a²+b²=25 & a³+b³=91 then, (a+b)= ?

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Question 927416: if a²+b²=25 & a³+b³=91
then, (a+b)= ?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
a^2 + b^2 cannot have 2 different values.