If x and a are real numbers such that a>0 and |x|>a,then
xϵ(−a,∞)
xϵ[−∞,a]
xϵ(−a,a)
xϵ(−∞,−a)∪(a,∞)
Given,|x|>a and a>0⇒x<−a or x>axϵ(−∞,−a)∪(a,∞)
If [x]2−5[x]+6=0, where [.] denotes the greatest integer function, then
If |x+2|≤9,then
If |x+3|≥10,then