"aggressive determination" is correct and usable in written English.
You can use it to describe someone or something that is displaying great determination, but in an aggressive or forceful way. For example: "Her aggressive determination to succeed was inspiring to watch."
The Medal of Honor citation noted his "herculean efforts" and "aggressive determination in the face of point-blank fire".
The errors peppering that appearance, where they ranked fourth, were gone, replaced with an aggressive determination that was written on their faces.
At a time when Labour is showing aggressive determination not to lose control of the law and order agenda, the Lib Dems' home affairs spokesman, Simon Hughes, went out of his way to flag up the move.
IS has so far counterbalanced its relative weakness in defense with an aggressive determination to counterattack elsewhere, constantly probing along the edges of its control zones for enemy weaknesses that can suddenly be exploited.
Hannah Stokely as his wife Mae – "that monster of fertility" – had the passive-aggressive determination of a woman committed to establishing her own dynasty.
But behind the veneer of normality, Mr. Assad has grown increasingly aggressive, declaring his determination to wipe out the opposition, insisting that he is standing against an imperialist enemy.
But he says it did spur him to become "more aggressive" in his determination to succeed.
For example, one executive who was seen by his colleagues as overly aggressive applied his inherent determination to himself to stop coming on so strong.
But in rapid succession, former senator John Edwards (N.C). and Clinton offered rather different responses, sounding a far more aggressive tone in their determination to retaliate and unequivocal in their willingness to use force.
In the BBC today we have reaped the benefit of John's aggressive staying power, his determination that the BBC orchestras with their wide repertory should flourish, and that the Proms should express the heights of the BBC's commitment to great performance, adventurous music and living composers.
The intention is to be aggressive only in their determination rather than their behaviour, but the indication is still of a group of players whose self-assurance and esteem are robust.
