"a resolve" is correct and usable in written English.
You can use it to indicate a determination to do something, such as: John had a resolve to conquer the mountain, and he eventually succeeded.
A week ago there was plenty of kicking from hand, a resolve under intense pressure, a premium on his penalty points.
Out of this came a resolve and self-control that disguised her vulnerable humanity.
What these projects share is a resolve to pack the chaotic intensity of a city into a single building.
The return to prosperity during World War II was matched by a resolve to diversify the province's economic base.
Instead, the country united through presidential and parliamentary elections that demonstrated a resolve to not only resist aggression but also to root out corruption and mismanagement.
It's clear that Paul Nuttall showed a resolve, courage and leadership that has been lacking from the rest of the Westminster establishment.
insignificant nod, to call a resolved zeal, want of prudence.
A Resolved Measurement of the Kinetic Sunyaev-Zel'dovich Effect in MACS J0717.5+3745.
It was thus possible to achieve a resolving power of about 60,000.
The new European telescope has a resolving power of.17 arc seconds.
It risks reopening a resolved conflict, and will divide us further from our European allies.
