Complex sentence: During the last quarter qualified students can take Calculus 141 at the Academy instead of the Prep School trigonometry and calculus courses, students may receive Academy credit for the class if they pass the placement exam.
Split into simpler sentences: During the last quarter, qualified students can take Calculus 141 at the Academy instead of taking the Prep School trigonometry and calculus courses. Students will receive Academy credit for the class if they pass the placement exam.