Question 1

Solve the two sided inequality and show the solution on real line
7 < 1-2x ≤ 10

Question 2

Given two functions as:
f(x) = and g(x) =
Find fog(x) also find the domain of f, g and fog

Question 3

Simplify, then apply the rules of limit to evaluate
lim x->3 x3(power3)-5x2(power2)+6x/x2(power2)-9

__________________
Aalam-e-soz o saz main, wasl se barh ker hai firaaq
Hijr me lazt-e-talb, wasl main marg-e-arzoo...!!!