Answer:
I think 1575000 but not sure sorry if i'm wrong
I'm not sure how you want me to answer this question? WHat are you tryng to solve for?
X = 10.1
Tan(35) = x/15
Tan(35) • 15 = 10.1
As seen, the graph is pointing/increasing upwards. This means that the graph is exponentially increasing.
You notice there are significantly more spores at 4th hour than the first, therefore, this is an increasing trend.
Hope I helped :)