The word "determined" is correct and can be used in written English. You can use it when you want to describe someone or something as having a strong will and/or resolve to do something. For example: "She was determined to finish the marathon, despite the difficult conditions.".
"Every country in the world has a right to self-defence and I'm determined to put Britain's first-class defence industry at the forefront of this market, supporting 300,000 jobs across the country".
He, determined to help wash dishes with an oblivious mama not acknowledging his signs for 'up!', found me and a lazy dog blocking his way.
We have determined that there is sufficient evidence for a realistic prospect of conviction and that a prosecution is in the public interest".
She has no compunction in moving Labour beyond our comfort zone and is determined to build a team ready to chart a route forward".
United and determined we can bring our values and interests to bear in the world.
Turning to English, she added: "United and determined, we can defend our European economic and social model in the world.
United and determined we can serve as a model for other regions of the world.
Thanks to Ludwig my first paper got accepted! The editor wrote me that my manuscript was well-written
Listya Utami K.
PhD Student in Biology, Bandung Institute of Technology, Indonesia