1.
Sum of two rational numbers is ______ number.
2.
If x² = -4 then the value of x is
3.
Solve: (x + 1)² + (x² + 3x + 2)² = 0
4.
If (x + 3)/(x – 2) > 1/2 then x lies in the interval
5.
If -2 < 2x – 1 < 2 then the value of x lies in the interval
6.
The solution of the inequality |x – 1| < 2 is
7.
The solution of the -12 < (4 -3x)/(-5) < 2 is
8.
If x² = -4 then the value of x is
9.
Solve: |x – 3| < 5
10.
If |x| < 5 then the value of x lies in the interval