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5-x-5-x-7-100-




Question Number 90048 by jagoll last updated on 21/Apr/20
5^(√x)  −5^(x−7)  = 100
$$\mathrm{5}^{\sqrt{\mathrm{x}}} \:−\mathrm{5}^{\mathrm{x}−\mathrm{7}} \:=\:\mathrm{100} \\ $$
Answered by jagoll last updated on 21/Apr/20

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