Jasmine use to take piano lessons, but now she is learning to play the trombone.
Jasmine used to take piano lessons, but now she is learning to play the trombone
Jasmine use to take piano lessons, but now she is learning to play the trombone.
Jasmine used to take piano lessons, but now she is learning to play the trombone
used to
You are describing a past state, hence use of the past tense, used. If "use to" is found, or heard, it is most likely because the -d got lost in the following t-.