A training run uses a learning-rate schedule that warms up and then decays. After ttt epochs the learning rate is
η(t)=3t−1t2+2\eta(t) = \frac{3t - 1}{t^{2} + 2}η(t)=t2+23t−1
At t=1t = 1t=1 the schedule is still on its way up. How fast is it rising there — what is η′(1)\eta'(1)η′(1)?
Select all that apply.
59\frac{5}{9}95
−59-\frac{5}{9}−95
53\frac{5}{3}35
32\frac{3}{2}23