If 1 ≤ -x < 5, x is an integer then the sum of smallest and greatest values of x is :
-5
-4
-3
0
3 Likes
Given,
⇒ 1 ≤ -x < 5
⇒ -5 < x ≤ -1
Since, x is an integer
The possible integer values are: {-4, -3, -2, -1}
The sum of smallest and greatest values = -4 + (-1) = -5
Hence, Option 1 is the correct option.
Answered By
The maximum value of x for the inequation 4x ≤ 12 + x is :
5
4
3
2.4
The minimum value of x for the inequation 5x - 4 ≥ 18 - 6x is :
2
22
-22
-2
The value of x for the inequation 3x + 15 < 5x + 13, x ∈ Z is :
x > 1
x < 1
x = 1
x ≥ 1
The real number lines for two inequations A and B are as given below, A ∩ B is :