A function \( f(x) \) is given by \( f(x)=\frac{5^{x}}{5^{x}+5} \),... VIDEO
A function \( f(x) \) is given by \( f(x)=\frac{5^{x}}{5^{x}+5} \), then the sum of
P the series \( f\left(\frac{1}{20}\right)+f\left(\frac{2}{20}\right)+f\left(\frac{3}{20}\right)+\ldots+f\left(\frac{39}{20}\right) \) is
W equal to:
[JEE Main-2021 (February)]
(a) \( \frac{19}{2} \)
(b) \( \frac{49}{2} \)
(c) \( \frac{39}{2} \)
(d) \( \frac{29}{2} \)
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live
Other Videos By PW Solutions 2023-02-14 From a uniform circular disc of radius \( \mathrm{R} \), a circular... 2023-02-14 Which of the following are not disease resistant varieties?
(a) Pus... 2023-02-14 Which one of the following is the smallest?
(A) \( \log _{10} \pi \)
(B) \( \sqrt{\log _{10} \pi... 2023-02-14 Choose the correct statements about DNA replication.
I. Discontinuo... 2023-02-14 The number of roots of the equation,
\( (81)^{\sin ^{2} x}+(81)^{\c... 2023-02-14 The value of expression \( [\overrightarrow{\mathbf{a}} \times \overrightarrow{\mathbf{b}} \over... 2023-02-14 In a collinear collision, a particle with an initial speed \( v_{0} \) strikes a stationary part... 2023-02-14 How many uniform identical textbooks with a width of \( 25 \mathrm{... 2023-02-14 The function \( f(x) \) is defined in \( [0,1] \) then the domain o... 2023-02-14 The centres of the spheres 1,2 and 3 lie on a single straight line. Sphere 1 is moving with an (... 2023-02-14 A function \( f(x) \) is given by \( f(x)=\frac{5^{x}}{5^{x}+5} \),... 2023-02-14 A study of diverse organisms like plants, animals or fungi show similar pattern regarding
(a) Ex... 2023-02-14 Let \( f_{k}(x)=\frac{1}{k}\left(\sin ^{k} x+\cos ^{k} x\right) \) ... 2023-02-14 If \( f(x+y)=f(x) f(y) \) and \( \sum_{x=1}^{\infty} f(x)=2, x, y \... 2023-02-14 Which of the following statements about Hershey and Chase experimen... 2023-02-14 Go through the following characters. How many of them are used to classify the organisms accordi... 2023-02-14 \( 10^{\log _{p}\left(\log _{q}\left(\log _{r} x\right)\right)}=1 \) and \( \log _{q}\left(\log ... 2023-02-14 Three ladies have brought one chlid each for admission to a school.... 2023-02-14 Two blocks of masses \( 2 \mathrm{~kg} \) and \( 5 \mathrm{~kg} \) ... 2023-02-14 Four bodies of masses \( m_{1}=1 \mathrm{~kg}, m_{2}=2 \mathrm{~kg}... 2023-02-14 Let each side of smallest square of chess board is one unit in leng...