I concluded multivariable calculus even though still in high school and scored a 5 over the AP Calculus BC exam. At Caltech and UT Austin, nearly all of my classes relied on this history, and also to at the present time I take advantage of calculus in my day-to-day... See https://cristiankqynz.ltfblog.com/26895160/facts-about-take-my-calculus-examination-revealed