The number of critical points of \( f(x)=\max \{\sin x, \cos x\}, \forall x \in(-2 \pi, 2 \pi) \... VIDEO
The number of critical points of \( f(x)=\max \{\sin x, \cos x\}, \forall x \in(-2 \pi, 2 \pi) \) is
(a) 5
(b) 6
(c) 7
š²PW App Link - https://bit.ly/YTAI_PWAP
šPW Website - https://www.pw.live
Other Videos By PW Solutions 2022-10-27 The minimum value of the polynomial \( x(x+1)(x+2)(x+3) \) is
(a) 0
(b) \( \frac{9}{16} \)
(c) \... 2022-10-27 The sum of the legs of a right triangle is \( 9 \mathrm{~cm} \). When the triangle rotates about... 2022-10-27 The largest area of a rectangle which has one side on the \( x \)-axis and the two vertices on t... 2022-10-27 The minimum value of \( x^{x} \) is attained when \( x \) is equal to
(a)e
(b) \( e^{-1} \)
(c) ... 2022-10-27 Find the critical points of \( f(x)=x^{2 / 3}(2 x-1) \). 2022-10-27 The least area of the clrcle circumscribing any right trlangle of area \( S \) is
(a) \( \pi S \... 2022-10-27 The function \( f \) is defined by \( f(x)=x^{p}(1-x)^{q} \) for all \( x \in R \), where \( p, ... 2022-10-27 If \( a x+\frac{b}{x} \geq c \) for all positive \( x \), where \( a, b0 \), then
(a) \( a b\fra... 2022-10-27 If \( a x^{2}+\frac{b}{x} \geq c \) for all positive \( x \), where \( a, b0 \), then
(a) \( 27 ... 2022-10-27 The coordinates of the point on the curve \( x^{2}=4 y \), which is atleast distance from the li... 2022-10-27 The number of critical points of \( f(x)=\max \{\sin x, \cos x\}, \forall x \in(-2 \pi, 2 \pi) \... 2022-10-27 The figure shows a right triangle with its hypotenuse \( O B \) along the \( Y \)-axis and its v... 2022-10-27 Show that \( x-\frac{x^{3}}{6}\sin x \) for \( 0x\frac{\pi}{2} \) 2022-10-27 Show that \( \frac{x}{(1+x)}\log (1+x)x \) for \( x0 \). 2022-10-27 Show that \( \sin xx\tan x \) for \( 0x\pi / 2 \). 2022-10-27 Let \( f(x)=x^{3}+a x^{2}+b x+5 \sin ^{2} x \) be an increasing function on the set \( R \). The... 2022-10-27 The interval in which \( f(x)=\cot ^{-1} x+x \) increases, is
(a) \( R \)
(b) \( (0, \infty) \)
... 2022-10-27 Let \( g(x)=f(x)+f(1-x) \) and \( f^{\prime \prime}(x)0, \forall x \in(0,1) \). Then, \( g(x) \)... 2022-10-27 Determine all the critical points for the function \( f(x)=6 x^{5}+33 x^{4}-30 x^{3}+100 \). 2022-10-27 Determine all the critical points for the function \( f(x)=x e^{x^{2}} \). 2022-10-27 The interval in which \( f(x)=\int_{0}^{x}\left\{(t+1)\left(e^{t}-1\right)(t-2)(t+4)\right\} d t...