please help.i thought these answers were correct, but they are not.

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Give the IUPAC name for the following compound: C(CH,CH) Spell out the IUPAC name of the compound. 1.1-diethylpropylcyclohexane O . You have already submitted this answer. Enter a new answer. No credit lost. Try again. Submit Previous Answers Request Answer Give the IUPAC name for the following compound: CH,CH, CH,CH.CH Spell out the IUPAC name of the compound. 1-ethyl-3-propylcyclopentane O You have already submitted this answer. Enter a new answer. No credit lost. Try again. Submit Previous Answers Request Answer Give the IUPAC name for the following compound: CH.CH CH(CH3)2 Spell out the IUPAC name of the compound. 1-isopropyl-4-ethylcyclodecane O You have already submitted this answer. Enter a new answer. No credit lost. Try again. Submit Previous Answers Request