1) x = ±√3
2) x = ±√12
3) x = ±√2
4) x = ±√8
5) x = ±0.3
6) x = ±√287
7) y = ±7
8) y = 0
9) a = ±√54
10) x = ±19
11) y = ±4
12) y = ±(1/3)
1) x = ±√3
2) x = ±√12
3) x = ±√2
4) x = ±√8
5) x = ±0.3
6) x = ±√287
7) y = ±7
8) y = 0
9) a = ±√54
10) x = ±19
11) y = ±4
12) y = ±(1/3)