calculator question - PMT from different spot rates

CFA Level I Fixed Income
#1

Will we be required to calculate PMT this way (with different spot rates) and how do we find this from the calculator TI?

for example,

PMT/1.01 + PMT/(1.02)^2 + PMT/(1.03)^3 = 100

PMT=2.96

#2

You won’t.