A factory makes parts for toys in different quantities, as shown in the table. How much would
11 parts cost?
17. Th
45
sa
si
e
Number
of Parts
2
7
12
15
Cost
$0.90 $3.15 $5.40 $6.75

Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)

Consider the graph of the exponential function y=3(2)×

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?