SOLUTION: Prove that the |P{B}| =4, Given the set B={ x| x € Z, x2+3x+2=0}

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Question 1118909: Prove that the |P{B}| =4, Given the set B={ x| x € Z, x2+3x+2=0}

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Sorry, not familiar with the notation: |P{B}|. All I can point out is that the enumeration of the set B is {-1,-2}, because the two roots of are and , which coincidentally happen to be integers.


John

My calculator said it, I believe it, that settles it