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Ricamaeylarango
Answered

set X is the set of months in a year
set Y is the set of months that ends in "Ber"
set Z is the set of months that Has 31 Days.​

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Nazerandreybmasinggo

Answer:

Set X:(Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sept. Oct. Nov. December.)

Set Y:(September, October, November, December)

Set Z:(January, March, May, July, August, October, December)

Explanation:

Set X has 12 months. (duh)

Set Y always has 4 months ending with "ber" which others call "The -bed months"

Set Z, use the knuckle method. Those that are in the knuckles have 31 days while between the knuckles have 28,29 & 30 days.

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