For the logistic curve (15), assume pa: = p(ta) and pb: = p(tb) are given with tb = 2t...

For the logistic curve (15), assume pa: = p(ta) and pb: = p(tb) are given with tb = 2ta(ta > 0). Show that

[Hint: Equate the expressions (21) for p0 at times ta and tb. Set and solve for . Insert into one of the earlier expressions and solve for p1.]