0 votes 0 votes Let $f(x) = ax^2 - b |x|$, where $a$ and $b$ are constants. Then at $x=0, f(x)$ is, maximized whenever $a>0, b>0$ maximized whenever $a>0, b<0$ minimized whenever $a>0, b>0$ minimized whenever $a>0, b<0$ Quantitative Aptitude cat2004 quantitative-aptitude quadratic-equations + – go_editor asked Jan 12, 2016 • edited Mar 30, 2022 by Lakshman Bhaiya go_editor 13.9k points 412 views answer comment Share See all 0 reply Please log in or register to add a comment.