Subtle Array
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 Nov 14 awarded Notable Question Jul 15 awarded Notable Question May 7 awarded Popular Question Sep 23 awarded Popular Question Apr 22 comment How does $\cos(\pi ) = -1$? Thank you for the clear and concise explanation. Apr 22 comment How does $\cos(\pi ) = -1$? Seeing the unit circle helped put this into better perspective. I see now why my teacher prefers it over using triangles. Thank you for your reply. Apr 22 accepted How does $\cos(\pi ) = -1$? Apr 22 asked How does $\cos(\pi ) = -1$? Apr 21 accepted Oldest books on Calculus Apr 20 accepted How do you plot $x = y^2 - 6$ on a graphing calculator? Apr 20 comment How do you plot $x = y^2 - 6$ on a graphing calculator? Lol. Yeah. It's a minor nitpick, but still. :P Apr 20 comment How do you plot $x = y^2 - 6$ on a graphing calculator? I can't understand why a modern graphing calculator wouldn't allow me to just enter the equation as is, but this solution works, and it's good mental exercise. Thank you for your reply. Apr 20 asked How do you plot $x = y^2 - 6$ on a graphing calculator? Jan 19 comment Oldest books on Calculus Apologies for my bad grammar. I more or less meant "how the ideas were outlined." I wanted to compare the differences between how Calculus was originally explained to how it's explained today. Jan 19 awarded Supporter Jan 19 comment Oldest books on Calculus Precisely. Thank you for your reply. Jan 19 comment Oldest books on Calculus I just spent the last 20 minutes combing through Wikipedia and hadn't ran into that link once. Great find, and list. Thank you. Jan 19 asked Oldest books on Calculus Jan 19 comment First Course in Linear algebra books that start with basic algebra? Thank you for the reply. I'll check it out. Jan 19 comment First Course in Linear algebra books that start with basic algebra? Thanks! I'll check out the videos now.