Which number is rational and a real number but not an integer
a. there is no such number
b. square root of 2
c. -5
d. 5/7

Which system of linear inequalities is represented by the graph? !

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?

Need on this one asap im almost done with this subject