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  public function relativeUpdateTaskDates($startDate, $tasks)
  {
      $startDate = Carbon::createFromFormat('m-d-Y', $startDate);
  
      foreach ($tasks as $key => $task) {
          $interval = $key + 1;
          $taskDate = $startDate->copy()->addDays($interval);
          $task->date = $taskDate->format('m-d-Y');
      }
  
      return $tasks;
  }

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