Question

f is the symbol of __ in maths​

Answer 1

(f ∘ g) function composition

f (x)=3x,g(x)=x-1 ⇒(f ∘ g)(x)=3(x-1)(a,b)open intervalx∈ (2,6)[a,b]closed intervalx ∈ [2,6]∆delta∆t = t1 - t0

Answer 2

Explanation:

hope it helps you. ........