The industry standard for ice cream storage is -28.9 degrees. Freezer temperature fluctuate, so a safety factor of 2.8 degree is allowed. Were and solve an absolute value inequality to fine the maximum and minimum temperatures?

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Answer 1 · 2018-07-09T13:27:47

Maximum #= 31.8#

Minimum #=-28#

#abs(-28.9^o +- 2.9^o) > 0#

#abs(-28.9^o + 2.9^o) or abs(-28.9^o - 2.9^o)#

#abs28 or abs (-31.8)#

#-28 or 31.8#

Hence;

Maximum #= 31.8#

Minimum #=-28#