Question

Determine the zeroes of the polynomial z² - 27​

Answer 1

Answer:

Z= 3 and Z= -9

Step-by-step explanation:

Z²-27=0

(Z-3) (Z-9) =0

Z= 3 and Z= -9

Answer 2

Answer:3√3 , -3√3

Step-by-step explanation:

z² - 27​ = 0

z² = 27​

z = √27

z = ±3√3

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