Critical Points

JEE Main Mathematics · Applications of Derivatives · 3 questions, latest first

• The number of critical points of the function f(x)= {|(sin x)/x|, x ≠ 0; 1, x=0} in the interval (-2 π, 2 π) is equal to:20262 April, Shift 1 · Q18
• Let the set of all values of p, for which f(x)=(p^2-6 p+8)( sin^2 2 x- cos^2 2 x)+2(2-p) x+7 does not have any critical point, be…20249 April, Shift 2 · Q25
• The number of critical points of the function f(x)=(x-2)^2 / 3(2 x+1) is20248 April, Shift 1 · Q8