rib roast recipe

1 (4-5 pound) rib roast, bone-in - 4 cloves garlic, minced - 2 tablespoons olive oil - 1 tablespoon fresh rosemary, chopped - 1 tablespoon fresh thyme, chopped - 1 tablespoon Dijon mustard - 2 teaspoons salt - 1 teaspoon black pepper - 1 cup beef broth