Question
Which app directive was withdrawn by the DoT following
privacy concerns and public backlash?Solution
The DoT withdrew its directive to preinstall the Sanchar Saathi app on all smartphones from 2026, following criticism over privacy and surveillance concerns. The app remains available for voluntary download.
If (x2 + y2) = 9 and (xy)2 = 3, then find the value of (x4 + y4).
√4096 + √(?) + 13 – 29 = 148Â
If √r + (1/√r) = 4, then find the value of r + (1/r).

If x = 99, then the value of x5 - 100x4 + 100x3 - 100x2 + 100x - 1 is
Find the value of
(1 - Â `1/(p+1)` ) + (1 - `2/(p+1)` Â ) + (1 - `3/(p+1)` Â ) + ........................... + (1 - Â `p/(p+1)` )
If a + b + c = 8, a² + b² + c² = 18 and ab + b c+ ca = 12, then what is the value of a³ + b³ +c³ –3abc?
If (a + b) = 9 and (a2 + b2) = 53, then find the value of (a × b).
- If n = 1 + √2, then find the value of (n + 1/n)².
The graphs of the equations 3x-20y-2=0 and 11x-5y +61=0 intersect at P(a,b). What is the value of (a² + b² − ab)/(a² − b²...