He pushed past Harry, his face turned resolutely away with the air of a man trying to resist temptation.
Harry nodded, his eyes fixed resolutely on the spider now climbing Dumbledore’s hat.
"How are you doing that?" demanded Hermione, who was redfaced and whose hair was growing bushier and bushier in the fumes from her cauldron; her potion was still resolutely purple.
Hermione, meanwhile, was resolutely plowing on with what she called the "official" instructions, but becoming increasingly bad-tempered as they yielded poorer results than the Prince’s.
All that day she seemed to be in a particularly good mood, and that evening in the common room she even consented to look over (in other words, finish writing) Harry’s Herbology essay, something she had been resolutely refusing to do up to this point, because she had known that Harry would then let Ron copy his work.
There are no more uses of "resolute" in the book.
Show samples from other sources
She stood resolute as some complained that she was asking too much of the team.
She has a resolute and unshakeable faith in his character.