If f(x)=cos (log x), then f(x) · f(y)-1/2[f(x/y)+f(x y)] has the value (1983,1 M) (a) -1 (b) 1/2 ...

preview_player
Показать описание
If f(x)=cos (log x), then f(x) · f(y)-1/2[f(x/y)+f(x y)] has the value
(1983,1 M)
(a) -1
(b) 1/2
(c) -2
(d) None of these
hy cs Wallah min /2

📌 PHYSICS WALLAH OTHER CHANNELS :

📌 PHYSICS WALLAH SOCIAL MEDIA PROFILES :

  1. PW Solutions
  2. pw
Рекомендации по теме
If `f(x)=cos (logx)`, 0:04:03

If `f(x)=cos (logx)`, then `f(x)f(y)-1/2[f(x/y)+f(xy)]=`

If `f(x)=cos(logx)`, then 0:03:35

If `f(x)=cos(logx)`, then `f(x)f(y)-1/2[f(x/y)+f(xy)]`=

If f(x)=cos (log 0:03:05

If f(x)=cos (log x), then f(x) · f(y)-1/2[f(x/y)+f(x y)] has the value (1983,1 M) (a) -1 (b) 1/2 ......

If f(x)=cos(log x), 0:07:46

If f(x)=cos(log x), then find the value of: f(x)*f(4)-1/2*[f(x/4)+f(x)] | IIT JEE MATHS| Functions

If `f(x)=cos (logx)`, 0:04:18

If `f(x)=cos (logx)`, then `f(x)f(y)-1/2[f(x/y)+f(xy)]=`

If f(x) = 0:06:34

If f(x) = cos (log x), then f(x^2)f(y^2)−12[f(x^2y^2)+f(x^2/y^2)] has the value | Shahzad Sir

If f(x)=cos(log _e 0:03:34

If f(x)=cos(log _e x), then f(x) f(y)-1/2[f(x/y)+f(x y)] has value (2) 1 / 2 (1) -1 (4) 0 (3) -2

If `f(x) = 0:04:35

If `f(x) = cos (log _(e) x),` then `f (x) f(y) -1/2 [f(xy) +f((x)/(y))]` has the value-

L17 KCET 2025 1:44:34

L17 KCET 2025 Maths Course | Continuity & Differentiability- 4 | Differentiation, ITF, Exponenti...

If f(x) = 0:02:26

If f(x) = cos (log x), then f(x) f(y) - 1/2 {f(x/y)+f(xy)} has the value a)-1 b) 1/2c) -2 d) none o

If `f(x)=cos(logx)`, then 0:07:18

If `f(x)=cos(logx)`, then show that `f((1)/(x)).f((1)/(y))-(1)/(2)[f((x | Class 12 Maths | Doubtnut

If f(x)= cos 0:03:26

If f(x)= cos (log x), then f(x^2)f(y^2) - 1/2 {f(x^2/y^2 )+f(x^2 y^2)} has the value a)-2 b) -1

5 simple unsolvable 0:00:50

5 simple unsolvable equations

If \( f(x)=\cos 0:04:21

If \( f(x)=\cos (\log x) \), then \( f(x) f(y)-\frac{1}{2}\left\{f\left(\frac{x}{y}\right)+f(x y...

If `f(x)=cos(logx),` then 0:04:44

If `f(x)=cos(logx),` then value of `f(x) f(4)-1/2{f(x/4)+f(4x)}` is (a) `1` (b) `-1` (c) `0` (d)...

🌸If f(x)=cos(logx), f(x)f(y)-1/2(f(x/y)+f(xy))=? 0:02:43

🌸If f(x)=cos(logx), f(x)f(y)-1/2(f(x/y)+f(xy))=? Previous Year Questions IIT JEE Maths

If ` y=cos 0:02:35

If ` y=cos (log x) ,then ' 'x^(2) (d^(2)y)/(dx^(2))+x(dy)/(dx)=`

If `f(x)=cosx-cos^(2)x+cos^(3)x-…oo`, then 0:05:25

If `f(x)=cosx-cos^(2)x+cos^(3)x-…oo`, then the value of `int f(x) dx` is equal to -

How REAL Men 0:00:35

How REAL Men Integrate Functions

Iff(x)=cos⁡(log⁡x), thenf(x)⋅f(y)−12fxy+f(xy) has 0:07:56

Iff(x)=cos⁡(log⁡x), thenf(x)⋅f(y)−12fxy+f(xy) has the value....

If `y = 0:04:45

If `y = a cos (log x) - b sin (log x), then x^2y_2 + xy_1 + y =`

If \( f(x)=\cos 0:04:30

If \( f(x)=\cos \left(\log _{e} x\right) \), find the value of : \[ f(x) f(y)-\frac{1}{2}\left[f...

Differentiate the function 0:03:08

Differentiate the function (log x ) ^cos x w.r.t. x Ncert continuity and differentiability

The domain of 0:01:49

The domain of definition of `f(x) = log x cos x` is