Question

Solve (x + 2 < 5) ∩ (x - 7 > -6).

Answer 1

k lets solve first one and don't mind < this sign that much just take it as equal to and then solve both of then

Answer 2

Ok

Answer 3

it will be (x = 3) ∩ (x = 1)

Answer 4

this will be the result now replace = with < in first > and in second

Answer 5

Thank you so much (:

Answer 6

we will have two statements first is saying x < 3 (...-1,0,1,2)

Answer 7

and second is saying x > 1 (2,3,4,5,6...) therefore we have two statements now we will solve it
'∩' this sign means write common things between two objects

Answer 8

so the common thing in both the sets will be 2 u can see it therefore answer is 2 :)

Answer 9

Oh, i was wondering what that sign meant.

Answer 10

did u get it now and if u wanna understand these type of sign just study sets basic u will get it :) bye