Absolute value means that there is no negatives. You can use absolute value to measure distance. There is no "negative distance".
All you would do for this problem is take -282 and make it into an absolute value ( which is the same number but not a negative )
-282 =|282| =282
Its really simple
(b)It is 282 feet below sea level. ;
The elevation of Death Valley at -282 feet can be expressed as the absolute value, which is 282 feet. This represents its distance below sea level as a positive integer. Using absolute value helps to ignore the negative sign and focus on the distance.
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Penjelasan dengan langkah-langkah:Diketahui:Jarak= 8 kmWaktu= 30 menit= ½ jamKecepatan= jarak ÷ waktuKecepatan= 8 ÷ ½Kecepatan= 8 × 2Kecepatan= 16 km/jam