Fundamental, two-line calculator combines statistics and advanced scientific functions. The two-line display, 11 digit scrollable entry line with 10-digit answer and two-digit exponent line. Solar and battery powered with an impact-resistant cover and quick reference card. Ideal for general math, pre-algebra, algebra I and II, geometry, statistics and general science. Exam acceptance - The TI-30X IIS scientific calculator is approved for use on SAT®, ACT® and AP® exams.