Q80·Section II (Mathematics)·80 of 180Numerical analysis — differences of an exponentialThe value of Δ2f(x)\Delta^2f(x)Δ2f(x), where f(x)=abcxf(x)=ab^{cx}f(x)=abcx, is: OptionsA(bch−1)2abcx(b^{ch}-1)^2ab^{cx}(bch−1)2abcxB(bch+1)abcx(b^{ch}+1)ab^{cx}(bch+1)abcxC(abcx)2(ab^{cx})^2(abcx)2D(bch+1)2abcx(b^{ch}+1)^2ab^{cx}(bch+1)2abcxPick an option to check your answer.Show answerShow solution Report a problem with this question← Q79All questionsQ81 →Keyboard: A–D answer · S solution · ←/→ previous/next