how do you solve 1/x=1/t + 1/r ?? and -4<2 (x-3)< 8
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Originally Posted by dyr how do you solve 1/x=1/t + 1/r ?? and -4<2 (x-3)< 8 Hello, to 1.: You need a common denominator (which is here r*t): to 2.: Split the inequalities into two single inequalities: Greetings EB
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