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MATH / If a+b=7 and a³+b³=42, what is the value of the sum (1)/(a)+(1)/(b)? Express your answer as a common fraction. · Discussion

Discussing If a+b=7 and a³+b³=42, what is the value of the sum (1)/(a)+(1)/(b)? Express your answer as a common fraction. · MATH

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