Find the equation of the normal to: y = 1/((x^2+1))^2 at (1,1/4)

Which conjunction is disjunction is equivalent to the given absolute value inequality? |x+2|< 18

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

Graph the equation. select integers for x