Question

Solve (x -1)(x + 3) less than or equal to 0.
(a) x is an element of (-3, 1).
(b) x is an element of [-3, 1].
(c) x is an element of (-infinity;-3).
(d) x is an element of(1,infinity).

I need someone to solve this question as well please

|x−2|≤4

(a)xϵ[−6,−2)
(b)xϵ[−2,6)
(c)xϵ[2,6]
(d)xϵ[−6,−2]

Answer 1

option B for first

Answer 2

and B for second one

Answer 3

option c for first
x<1 and x<-3
so x= (-infinity to -3)

Answer 4

option b for second

Answer 5

how did you guys find the answer?