JEE Advanced 2021 Paper 2 · Q08 · Parabola
The value of $\alpha$ is _____.
Reveal answer + step-by-step solution
Correct answer:2
Solution
From Q7, $r = 1.5$, so $x^2 - 4x + 4 = 0 \Rightarrow (x-2)^2 = 0 \Rightarrow x = 2$. Hence $\alpha = 2$.
Want to drill deeper? Open this question inside SolveKar AI and tap "Why?" on any step — the AI Mentor reads your full solution context and explains until it clicks. Download SolveKar AI →