Which of the following is the inverse Z - transform of 𝑧𝑧−𝑎(∣𝑧∣>𝑎)z−az​ (∣z∣>a) ?a)𝑎−𝑛a −n b)ac)1𝑎a1​ d)𝑎𝑛a n

Which of the following is the inverse Z - transform of 𝑧𝑧−𝑎(∣𝑧∣>𝑎)z−az​ (∣z∣>a) ?a)𝑎−𝑛a −n b)ac)1𝑎a1​ d)𝑎𝑛a n

If X(z) is the z-transform of the signal x(n), then what is the z-transform of the signal x(-n)?Group of answer choicesX(-z)X(z^-1)X^-1(z)NoneNext

Which of the following is 𝑍[𝑎𝑛]𝑧𝑛≥0Z[a n ]zn≥0?a)𝑧𝑧−𝑎z−az​ b)𝑧𝑧+𝑎−1z+a−1z​ c)𝑧𝑧+𝑎z+az​ d)𝑧−𝑎𝑧zz−a​

What is the formula for Z-transform of na)𝑧(𝑧+1)(z+1)z​ b)𝑧(𝑧−1)2(z−1) 2 z​ c)𝑧(𝑧+1)2(z+1) 2 z​ d)𝑧(𝑧−1)(z−1)z​

Which of the following is not a self-inverse function? 𝑦=𝑥 𝑦=1𝑥𝑦=−𝑥𝑦=𝑥Answer savedReport a problemPrevious question