What is the length of the line segment between a(–5, 8) and b(7, 8)? (1 point) • 2 units • 3 units • 12 units • 13 units

He amount of carbon-14 present in animal bones t years after the animal's death is given by p(t)equals=upper p 0 e superscript negative 0.00012097 tp0e−0.00012097t. how old is an ivory tusk that has lost 26% of its carbon-14?

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?

Which strategy is used by public health to reduce the incidence of food poisoning?