Question

prove: ∆ = E-1/E. answer type​

Answer 1

Answer:

MARKBRAINLIST

Explanation:

Proof: From the definition of Δ we know that

Δ f (x) = f (x + h ) − f (x) and

E[ f (x )] = f (x + h)

where h is the interval of difference.

Δ f (x) = f (x + h ) − f (x)

Δ f (x) = Ef (x ) − f (x)

⇒ Δ f (x) = (E −1) f (x)

Δ ≡ E −1

∴ E ≡ 1 + Δ