Mathematics · 2021
JEE Main · 4 August 2021, Shift 2 · Q63
The system of equations x+2 y+p z=4; x+q y+z=5; 2 x+4 y+z=8 has
The system of equations
$$\begin{aligned}
& x+2 y+p z=4 \\
& x+q y+z=5 \\
& 2 x+4 y+z=8
\end{aligned}
$$
has
Official answer
(3)
infinitely many solutions for $\displaystyle p=\frac{1}{2}$ and $\displaystyle q=2$
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JEE Main 2021 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.