Jose brought eight hats. a week later half of all his hats were destroyed in a fire. there are now only 15 hats left. with how many did he start with

Aculture started with 2,000 bacteria. after 8 hours, it grew to 2,400 bacteria. predict how many bacteria will be present after 19 hours . round your answer to the nearest whole number. p=ae^kt

Which graph represents the function f(x)=4[x]?

If sina is 4/5 then find the value of sin3a . with explanation.