4. The complex function ( is analytic on complex plane. A). f(z) = z; B). f(z)= |z|; C). f(z) = z²; D). f(z) = z + iz².

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4 The Complex Function Is Analytic On Complex Plane A F Z Z B F Z Z C F Z Z D F Z Z Iz 1 (22.68 KiB) Viewed 20 times

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4. The complex function ( is analytic on complex plane. A). f(z) = z; B). f(z)= |z|; C). f(z) = z²; D). f(z) = z + iz². 5. The complex number(s) (-1) is(are) equal to ( ). A).1; B). -1; C). e2km, k € Z; D) .e (2k+1), k EZ. 6. The derivative of f(z) = ²+1 at Zo = 2 is ( ) 2-1 A). -2; B). 2; C). 1; D).-1.