In the group (Q^{+}, *) of positive rational numbers w.r.t. the binary operation * defined a * b=\frac{a b}{3} \forall a, b \in Q^{+}the solution of the equation 5 * x=4^{-1} in Q^{+}is ..............

KCET 2005 Math Solved Paper

Question : 20 of 60

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In the group (Q+,*) of positive rational numbers w.r.t. the binary operation * defined a*b=‌

‌∀a,b∈Q+the solution of the equation 5*x=4−1 in Q+is ..............

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