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List the critical values of the related function. Then solve the inequality. 1/x+4>0. Im having trouble with understanding the process please help.
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List the critical values of the related function. Then solve the inequality. 1/x+4>0. Im having trouble with understanding the process please help.

User Nic Nilov
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for solving 1/x + 4 >0, so 1/x> -4 and 1 > - 4x, so it implies 1 /4 < x (multiplied by -1 the both member and the sign > changed to <)

the solution is ]1/4, - infinity[
User Durgpal Singh
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