Q31Multiple choice
State which of the following statements is True or False
This question refers to a figure in the original PDF.
- (i)If x < y and b < 0, then < .
- (ii)If xy > 0, then x > 0 and y < 0
- (iii)If xy > 0, then x < 0 and y < 0
- (iv)If xy < 0, then x < 0 and y < 0 (v) If x < –5 and x < –2, then x ∈ (– ∞, – 5) (vi) If x < –5 and x > 2, then x ∈ (– 5, 2) (vii) If x > –2 and x < 9, then x ∈ (– 2, 9) (viii) If | x| > 5, then x ∈ (– ∞, – 5) ∪ [5, ∞) (ix) If | x| ≤ 4, then x ∈ [– 4, 4] (x) Graph of x < 3 is Fig 6.12 (xi) Graph of x ≥ 0 is Fig 6.13 (xii) Graph of y ≤ 0 is Fig 6.14 (xiii) Solution set of x ≥ 0 and y ≤ 0 is Fig 6.15 (xiv) Solution set of x ≥ 0 and y ≤ 1 is Fig 6.16 LINEAR INEQUALITIES 113 (xv) Solution set of x + y ≥ 0 is Fig 6.17