List of top Mathematics Questions on types of relations asked in BITSAT

If ρ=\(x,y)mid x²+y²=1; x,y∈R then ρ is

If \(\rho=\{(x,y)\mid x^2+y^2=1;\ x,y\in\mathbb R\}\), then \(\rho\) is

Let \( R \) be the relation on the set \( \mathbb{R} \) of all real numbers, defined by \( aRb \) if \( |a - b| \leq 1 \). Then, \( R \) is