use proconio::input;
#[allow(unused)]
use proconio::marker::*;
#[allow(unused)]
use std::collections::*;

fn main() {
    input! {
        t: usize,
    }
    for _ in 0..t {
        input! {
            a: i64,
            b: i64,
            c: i64,
            _d: i64,
        };
        if a == 0 {
            if b != 0 {
                println!("Yes");
            } else {
                println!("No");
            }
        } else {
            if 4 * b * b - 12 * a * c > 0 {
                println!("Yes");
            } else {
                println!("No");
            }
        }
    }
}